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The easiest way to connect your dApp to the blockchain.

Home Page: https://www.alchemy.com/sdk

License: MIT License

JavaScript 0.63% TypeScript 99.36% Shell 0.01%

alchemy-sdk-js's Issues

FR: getSingleOwnedNft

Is your feature request related to a problem? Please describe.
There are a few instances in which fetching a single OwnedNft would be immensely helpful
Navigating directly to a "nft" page.
Showcasing how many Nfts you have so you know how much you can put on sale.
These are just a few instances in which this feature would be helpful.

Describe the solution you'd like
Either a new endpoint like getNftForOwner(address, tokenId, contractAddress) that will return a single OwnedNft. Or reuse current getNftsForOwner to have a { tokenIds?: string[] } filter option.

Describe alternatives you've considered
The alternative I have right now it to use getNftMetadata or go thru all pages of getNftsForOwner and find the item I need.
Since I need to display the balance of a given Nft.

Additional context
Ditto

FR: Add support for batched requests

Implement JsonRpcBatchProvider into the existing provider to facilitate making batch requests. This will unblock adding syntactic sugar on top of existing methods to make it easier to combine responses from different endpoints into a single one.

Throws when NFT description is an object

return typeof description === 'string' ? description : description.join(' ');

This throws a type error when the description is an object because .join(' ') can only be called on an array.

Specifically, when I'm trying to call .getNftsForOwner(address) and there's an NFT where description:{...}

One NFT will prevent the rest from fetching.

why can't use alchemy_filteredNewFullPendingTransactions?

I need to monitor the transaction information of to and from field at the specified address.
but I use alchemy.ws.on({method: "alchemy_filteredNewFullPendingTransactions", address: '0x...'}) is monitor full pending transaction.

And I use alchemy.ws.on({method: "alchemy_pendingTransactions"}), it just can monitor to or from field address....

websocket filtering not working

alchemy.ws.on(
{
method: 'logs',
address: "xxxxxx",
},
res => console.log(res)
);

the filtering is not functioning, all kinds of tx coming out

Event callback doesn't happen when specifying Alchemy API key on setting

Hello,
I wrote the code below to subscribe to the contract PositionChanged event on Arbitrum with Typechain Ethers-v5.
This code works as expected when no API key is given to setting, but when Alchemy API key is given, no callback happens.
I'd like to use an Alchemy private endpoint to avoid throttle by specifying API key.

import { Network, Alchemy } from 'alchemy-sdk';
const main = async()=> {
    const settings = {
            apiKey: "My API Key", 
            network Network.ARB_MAINNET,
    };
    const alchemy = new Alchemy(settings);
    const provider = await alchemy.config.getProvider();
    const signer = new Wallet(privateKey, provider);
    const { clearingHouse } = await getContracts(signer); // clearingHouse is Contract 
    const filter = clearingHouse.filters.PositionChanged();
    this.clearingHouse.on(filter, (accountId, poolId, vTokenAmountOut, vQuoteAmountOut, sqrtPriceX96Start, sqrtPriceX96End) => {
        console.log(accountId); // no callback happen when Alchemy API Key is specified.
    });
};
main();

`Error: read ECONNRESET` and `504: Gateway Timeout`

Hey, testing out alchemy on an AWS EC2 instance. Running into a few errors with connecting to the Alchemy SDK.

9/10 times Alchemy and our app works fine, but these connection bugs have been happening sporadically. As soon as the ECONNRESET throws, 504 Gateway Timeout throws exactly 9 times.

Here's my alchemy setup v1.0.8

const settings = {
    apiKey: process.env.ALCHEMY_API_KEY,
    network: Network.ETH_GOERLI,
    maxRetries: 10
}
const alchemy = initializeAlchemy(settings);

Error: read ECONNRESET

Error: read ECONNRESET
    at TLSWrap.onStreamRead (node:internal/stream_base_commons:211:20) {
  errno: -104,
  code: 'ECONNRESET',
  syscall: 'read',
  config: {
    transitional: {
      silentJSONParsing: true,
      forcedJSONParsing: true,
      clarifyTimeoutError: false
    },
    adapter: [Function: httpAdapter],
    transformRequest: [ [Function: transformRequest] ],
    transformResponse: [ [Function: transformResponse] ],
    timeout: 0,
    xsrfCookieName: 'XSRF-TOKEN',
    xsrfHeaderName: 'X-XSRF-TOKEN',
    maxContentLength: -1,
    maxBodyLength: -1,
    validateStatus: [Function: validateStatus],
    headers: {
      Accept: 'application/json, text/plain, */*',
      'Alchemy-Ethers-Sdk-Version': '1.0.7',
      'Accept-Encoding': 'gzip',
      'User-Agent': 'axios/0.26.1'
    },
    method: 'get',
    url: 'https://eth-goerli.g.alchemy.com/nft/v2/{api key}/getNFTs',
    params: {
      contractAddresses: undefined,
      pageKey: undefined,
      filters: undefined,
      owner: '{address}',
      withMetadata: true
    },
    data: undefined
  },
  request: <ref *1> Writable {
    _writableState: WritableState {
      objectMode: false,
      highWaterMark: 16384,
      finalCalled: false,
      needDrain: false,
      ending: false,
      ended: false,
      finished: false,
      destroyed: false,
      decodeStrings: true,
      defaultEncoding: 'utf8',
      length: 0,
      writing: false,
      corked: 0,
      sync: true,
      bufferProcessing: false,
      onwrite: [Function: bound onwrite],
      writecb: null,
      writelen: 0,
      afterWriteTickInfo: null,
      buffered: [],
      bufferedIndex: 0,
      allBuffers: true,
      allNoop: true,
      pendingcb: 0,
      constructed: true,
      prefinished: false,
      errorEmitted: false,
      emitClose: true,
      autoDestroy: true,
      errored: null,
      closed: false,
      closeEmitted: false,
      [Symbol(kOnFinished)]: []
    },
    _events: [Object: null prototype] {
      response: [Function: handleResponse],
      error: [Function: handleRequestError],
      socket: [Function: handleRequestSocket]
    },
    _eventsCount: 3,
    _maxListeners: undefined,
    _options: {
      maxRedirects: 21,
      maxBodyLength: 10485760,
      protocol: 'https:',
      path: '/nft/v2/{api key}/getNFTs?owner={address}&withMetadata=true',
      method: 'GET',
      headers: [Object],
      agent: undefined,
      agents: [Object],
      auth: undefined,
      hostname: 'eth-goerli.g.alchemy.com',
      port: null,
      nativeProtocols: [Object],
      pathname: '/nft/v2/{api key}/getNFTs',
      search: '?owner={address}&withMetadata=true'
    },
    _ended: true,
    _ending: true,
    _redirectCount: 0,
    _redirects: [],
    _requestBodyLength: 0,
    _requestBodyBuffers: [],
    _onNativeResponse: [Function (anonymous)],
    _currentRequest: ClientRequest {
      _events: [Object: null prototype],
      _eventsCount: 7,
      _maxListeners: undefined,
      outputData: [],
      outputSize: 0,
      writable: true,
      destroyed: false,
      _last: true,
      chunkedEncoding: false,
      shouldKeepAlive: false,
      maxRequestsOnConnectionReached: false,
      _defaultKeepAlive: true,
      useChunkedEncodingByDefault: false,
      sendDate: false,
      _removedConnection: false,
      _removedContLen: false,
      _removedTE: false,
      _contentLength: 0,
      _hasBody: true,
      _trailer: '',
      finished: true,
      _headerSent: true,
      _closed: false,
      socket: [TLSSocket],
      _header: 'GET /nft/v2/{api key}/getNFTs?owner={address}&withMetadata=true HTTP/1.1\r\n' +
        'Accept: application/json, text/plain, */*\r\n' +
        'Alchemy-Ethers-Sdk-Version: 1.0.7\r\n' +
        'Accept-Encoding: gzip\r\n' +
        'User-Agent: axios/0.26.1\r\n' +
        'Host: eth-goerli.g.alchemy.com\r\n' +
        'Connection: close\r\n' +
        '\r\n',
      _keepAliveTimeout: 0,
      _onPendingData: [Function: nop],
      agent: [Agent],
      socketPath: undefined,
      method: 'GET',
      maxHeaderSize: undefined,
      insecureHTTPParser: undefined,
      path: '/nft/v2/{api key}/getNFTs?owner={address}&withMetadata=true',
      _ended: false,
      res: null,
      aborted: false,
      timeoutCb: null,
      upgradeOrConnect: false,
      parser: null,
      maxHeadersCount: null,
      reusedSocket: false,
      host: 'eth-goerli.g.alchemy.com',
      protocol: 'https:',
      _redirectable: [Circular *1],
      [Symbol(kCapture)]: false,
      [Symbol(kNeedDrain)]: false,
      [Symbol(corked)]: 0,
      [Symbol(kOutHeaders)]: [Object: null prototype]
    },
    _currentUrl: 'https://eth-goerli.g.alchemy.com/nft/v2/{api key}/getNFTs?owner={address}&withMetadata=true',
    [Symbol(kCapture)]: false
  },
  response: undefined,
  isAxiosError: true,
  toJSON: [Function: toJSON]
}

Error: 504 Gateway Timeout (as html doc)

Error 504
Ray ID: { variable } • 2022-07-19 19:18:20 UTC
Gateway time-out
You
Browser
Working
Ashburn
Cloudflare
Working
eth-goerli.g.alchemy.com
Host
Error
What happened?
The web server reported a gateway time-out error.

What can I do?
Please try again in a few minutes.

Was this page helpful? Yes No
Thank you for your feedback!
Cloudflare Ray ID: { variable }

getNftsForOwner() pageSize not working for RINKEBY network.

Calling the method getNftsForOwner() with a pageSize different from "100" (default) is not working for RINKEBY but it works fine on MAINNET.

I cannot find any warning in the documentation about this limitation, it is a bug?

Steps to reproduce:

  1. Instantiate the SDK with the RINKEBY network:
const alchemy = new Alchemy({
    apiKey: 'your api key'
    network: Network.ETH_RINKEBY
});
  1. Call the getNftsForOwner method with pageSize different from 100. The "walletAddress" of the example has 117 NFTs:
const nfts =  await alchemy.nft.getNftsForOwner(walletAddress, { pageSize: 50 });

The response of the code above is returning 100 NFTs.

Error while backfilling "newHeads" subscription

[REQUIRED] Environment

Alchemy SDK, Node JS

[REQUIRED] Describe the problem

Alchemy SDK hangs after an internal exception during websocket "blocks" subscription event. The SDK tries to convert a non BigNumber value to BigNumber and crashes at Object.fromHex (.../node_modules/alchemy-sdk/dist/cjs/index-7d6928ec.js:229:32). After this crash, websocket subscriptions won't get any new events.

How to reproduce:

Subscribe to new "blocks" subscription (alchemy.ws.on("block", (blockNumber)) using alchemy SDK. New block events will be received normally as expected till it receives a server response with non hexadecimal/number value. In my experience this event occurs at least once every 12 hours.

Relevant code or sample repro:

Code:

alchemy.ws.on("block", (blockNumber) => {
    try {
      if (blockNumber != undefined) {
        latestBlockNumber = Number(blockNumber);
      }
    } catch (error) {
      console.log("block err: ", error.toString());
    }
  });

Stack:

Error while backfilling "newHeads" subscription. Some events may be missing. Error: invalid BigNumber value (argument="value", value=undefined, code=INVALID_ARGUMENT, version=bignumber/5.7.0)
at Logger.makeError (/var/app/current/node_modules/@ethersproject/logger/lib/index.js:238:21)
at Logger.throwError (/var/app/current/node_modules/@ethersproject/logger/lib/index.js:247:20)
at Logger.throwArgumentError (/var/app/current/node_modules/@ethersproject/logger/lib/index.js:250:21)
at Function.BigNumber.from (/var/app/current/node_modules/@ethersproject/bignumber/lib/bignumber.js:239:23)
at Object.fromHex (/var/app/current/node_modules/alchemy-sdk/dist/cjs/index-7d6928ec.js:229:32)
at getNewHeadsBlockNumber (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:1251:18)
at addToPastEventsBuffer (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:1274:32)
at AlchemyWebSocketProvider.rememberEvent (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:1002:9)
at AlchemyWebSocketProvider.emitAndRememberEvent (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:986:14)
at AlchemyWebSocketProvider.emitNewHeadsEvent (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:972:14)
at /var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:949:54
at Array.forEach (<anonymous>)
at AlchemyWebSocketProvider.<anonymous> (/var/app/current/node_modules/alchemy-sdk/dist/cjs/alchemy-websocket-provider-94a351b4.js:949:32)
at Generator.next (<anonymous>)
at fulfilled (/var/app/current/node_modules/alchemy-sdk/dist/cjs/index-7d6928ec.js:175:58)
at runMicrotasks (<anonymous>) {
reason: 'invalid BigNumber value',
code: 'INVALID_ARGUMENT',
argument: 'value',
value: undefined
}

getNftsForContract totally broken

[REQUIRED] Environment

  • Browser version: Chrome (latest)
  • Alchemy SDK version: 2.2.3

[REQUIRED] Describe the problem

The endpoint for requesting Contract NFTs getNFTsForCollection is not working properly. No matter what I do, I get demo response in return. Changing the contractAddress value doesn't reveal the real data. The limit option property is changed to pageSize, but it is also limited to max 100 NFT Metadata. The pageKey option property isn't documented on the page (instead you get to see startToken which looks like deprecated): https://docs.alchemy.com/reference/getnftsforcollection.

How to reproduce:

https://eth-mainnet.g.alchemy.com/nft/v2/YOUR_API_KEY/getNFTsForCollection?contractAddress=0x60E4d786628Fea6478F785A6d7e704777c86a7c6

Response:
{"nfts":[{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000000"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000001"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000002"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000003"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000004"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000005"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000006"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000007"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000008"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000009"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000000f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000010"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000011"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000012"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000013"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000014"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000015"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000016"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000017"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000018"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000019"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000001f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000020"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000021"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000022"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000023"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000024"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000025"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000026"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000027"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000028"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000029"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000002f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000030"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000031"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000032"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000033"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000034"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000035"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000036"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000037"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000038"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000039"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000003f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000040"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000041"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000042"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000043"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000044"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000045"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000046"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000047"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000048"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000049"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000004f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000050"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000051"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000052"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000053"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000054"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000055"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000056"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000057"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000058"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000059"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005a"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005b"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005c"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005d"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005e"}},{"id":{"tokenId":"0x000000000000000000000000000000000000000000000000000000000000005f"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000060"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000061"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000062"}},{"id":{"tokenId":"0x0000000000000000000000000000000000000000000000000000000000000063"}}],"nextToken":"0x0000000000000000000000000000000000000000000000000000000000000064"}

getNftMetadata triggers NUMERIC_FAULT

[REQUIRED] Environment

  • Browser version: N/A (NodeJS 16.18.0)
  • Alchemy SDK version: ^2.0.0

[REQUIRED] Describe the problem

There seems to be an error when the library attempts to construct a BigNumer in getNftMetadata.

2022-10-18T11:38:48.370800+00:00 app[worker.1]: /app/node_modules/alchemy-sdk/node_modules/@ethersproject/logger/lib/index.js:233
2022-10-18T11:38:48.370829+00:00 app[worker.1]: var error = new Error(message);
2022-10-18T11:38:48.370830+00:00 app[worker.1]: ^
2022-10-18T11:38:48.370830+00:00 app[worker.1]:
2022-10-18T11:38:48.370833+00:00 app[worker.1]: Error: overflow [ See: https://links.ethers.org/v5-errors-NUMERIC_FAULT-overflow ] (fault="overflow", operation="BigNumber.from", value=3.824409351190545e+75, code=NUMERIC_FAULT, version=bignumber/5.6.2)
2022-10-18T11:38:48.370833+00:00 app[worker.1]: at Logger.makeError (/app/node_modules/alchemy-sdk/node_modules/@ethersproject/logger/lib/index.js:233:21)
2022-10-18T11:38:48.370834+00:00 app[worker.1]: at Logger.throwError (/app/node_modules/alchemy-sdk/node_modules/@ethersproject/logger/lib/index.js:242:20)
2022-10-18T11:38:48.370834+00:00 app[worker.1]: at throwFault (/app/node_modules/alchemy-sdk/node_modules/@ethersproject/bignumber/lib/bignumber.js:303:19)
2022-10-18T11:38:48.370835+00:00 app[worker.1]: at Function.BigNumber.from (/app/node_modules/alchemy-sdk/node_modules/@ethersproject/bignumber/lib/bignumber.js:206:17)
2022-10-18T11:38:48.370850+00:00 app[worker.1]: at NftNamespace.<anonymous> (/app/node_modules/alchemy-sdk/dist/cjs/index-04a23af4.js:611:46)
2022-10-18T11:38:48.370850+00:00 app[worker.1]: at Generator.next (<anonymous>)
2022-10-18T11:38:48.370851+00:00 app[worker.1]: at /app/node_modules/alchemy-sdk/dist/cjs/index-04a23af4.js:108:71
2022-10-18T11:38:48.370851+00:00 app[worker.1]: at new Promise (<anonymous>)
2022-10-18T11:38:48.370852+00:00 app[worker.1]: at __awaiter (/app/node_modules/alchemy-sdk/dist/cjs/index-04a23af4.js:104:12)
2022-10-18T11:38:48.370852+00:00 app[worker.1]: at NftNamespace.getNftMetadata (/app/node_modules/alchemy-sdk/dist/cjs/index-04a23af4.js:608:16) {
2022-10-18T11:38:48.370852+00:00 app[worker.1]: reason: 'overflow',
2022-10-18T11:38:48.370853+00:00 app[worker.1]: code: 'NUMERIC_FAULT',
2022-10-18T11:38:48.370853+00:00 app[worker.1]: fault: 'overflow',
2022-10-18T11:38:48.370854+00:00 app[worker.1]: operation: 'BigNumber.from',
2022-10-18T11:38:48.370854+00:00 app[worker.1]: value: 3.824409351190545e+75
2022-10-18T11:38:48.370854+00:00 app[worker.1]: }

How to reproduce:

It happened whilst tracking sales for the ENS asset.

Relevant code or sample repro:

https://github.com/KodexLabs/ethereum-nft-sales-bot

FR: Support multiple `excludeFilters` in `getNftsForOwner()`

I'm not sure of the conditions required to detect an airdrop, but using the 2.1.1 SDK with the NftExcludeFilters.AIRDROPS exclude filter doesn't seem to filter out airdropped NFTs.

Using this code:

alchemy.nft.getNftsForOwner(address, {
   excludeFilters: [NftExcludeFilters.SPAM, NftExcludeFilters.AIRDROPS],
});

I am still seeing airdropped NFTs in the returned list.

SDK core method call() does not support EIP-1898

Environment

  • Browser version: N/A (Node.js 16.x)
  • Alchemy SDK version: 2.2.1

Problem description

The SDK Core endpoint call does not support the syntax {"blockHash": "0x<some-hash>"} as second parameter though the docs explicitely mention it:

NOTE: the parameter is an object instead of a string and should be specified as: {"blockHash": "0x"}

cf. https://docs.alchemy.com/reference/sdk-call

How to reproduce:

const { Alchemy, Network } = require('alchemy-sdk');
const settings = {
  apiKey: "demo",
  network: Network.MATIC_MAINNET,
};

const alchemy = new Alchemy(settings);

const result = await alchemy.core.call({
    to: '0x02D158f550dd434526E0BC4a65F7DD50DDB9afEE',
    from: '0x9dA2192C820C5cC37d26A3F97d7BcF1Bc04232A3',
    data: '0x406f7f6f000000000000000000000000000000000000000000000000000000001460883c0000000000000000000000000000000000000000000000000000000003154b3a00000000000000000000000000000000000000000056da9d67d20d77090000000000000000000000000000000000000000000000000000000000000064920c48000000000000000000000000d01587ecd64504851e181b36153ef4d93c2bf93900000000000000000000000000000000000000001d471783ac9f1aea98bda2a6',
  }, { blockHash: '0xf1ade8878a02fa378129cb9444bb409c11e5f89b94444b5785b370a810268ee6' });

The following error is thrown:

Error: invalid blockTag
    at Formatter.blockTag (/Users/egoubely/projects/poc-alchemy/node_modules/@ethersproject/providers/lib/formatter.js:221:15)
    at AlchemyProvider.<anonymous> (/Users/egoubely/projects/poc-alchemy/node_modules/@ethersproject/providers/lib/base-provider.js:2252:66)
    at step (/Users/egoubely/projects/poc-alchemy/node_modules/@ethersproject/providers/lib/base-provider.js:48:23)
    at Object.next (/Users/egoubely/projects/poc-alchemy/node_modules/@ethersproject/providers/lib/base-provider.js:29:53)
    at fulfilled (/Users/egoubely/projects/poc-alchemy/node_modules/@ethersproject/providers/lib/base-provider.js:20:58)

Note: it works if you Formatter.blockTag function from @ethersproject/providers to accept this format. It seems the fix has to be made on their side.

EthersEvent not defined (typescript)

I'm trying to convert some javascript that uses the Alchemy SDK into TypeScript. It seems the typescript files in the project are malformed, making the library unusable with TypeScript. When I try to import the module, it fails. (This is 1.0.8)

This is my entire test script, it's one line:

import { initializeAlchemy } from "@alch/alchemy-sdk";

This results in

node_modules/@alch/alchemy-sdk/dist/src/api/alchemy-websocket-provider.d.ts:3:10 - error TS2305: Module '"../internal/internal-types"' has no exported member 'EthersEvent'.

3 import { EthersEvent } from '../internal/internal-types';
           ~~~~~~~~~~~

node_modules/@alch/alchemy-sdk/dist/src/internal/internal-types.d.ts:10:12 - error TS2304: Cannot find name 'EthersEvent'.

10     event: EthersEvent;
              ~~~~~~~~~~~

node_modules/@alch/alchemy-sdk/dist/src/internal/internal-types.d.ts:45:64 - error TS2304: Cannot find name 'SubscriptionEvent'.

45 export declare type WebSocketMessage = SingleOrBatchResponse | SubscriptionEvent;
                                                                  ~~~~~~~~~~~~~~~~~


Found 3 errors.

If I look at the code, it really doesn't have a definition for EthersEvent. I'm not a TypeScript expert nor an Alchemy expert, but I don't see how this code could ever work and I'm not sure what to do to go about fixing it.

The nft endpoint is returning a token URI error even though the token URI is valid

On the goerli testnet, the nft endpoint is returning a token URI error even though the token URI is valid:

const { pageKey, ownedNfts } = await alchemy.nft.getNftsForOwner(
  "0xE70989f0A6b50E3c8Ef6Df57e994E99AA79EbD27",
  { contractAddresses: [""0xe47463a0b8fd39286d7a72ca8e334795779e2f77""], }
);

Results in the following error:

"Contract returned a broken token uri, do not retry"

Screenshot 2022-11-02 at 12 20 16

But the token URI is correct and valid so why is it giving me this error?

See correct data returned from the token URI:
https://wrappedpunks.com:3000/api/punks/metadata/1

method getNftMetadata doesn't return totalSupply for erc1155 token

[REQUIRED] Environment

  • Browser version:
  • Alchemy SDK version: 2.2.4

[REQUIRED] Describe the problem

method getNftMetadata doesn't return amount for erc1155 token. But if I call getNftsForOwner, it returns balance which is equals to amount. Tried different networks(polygon testnet, eth mainnet)

How to reproduce:

call the method with any multi token

Relevant code or sample repro:

await this.alchemySDK.nft.getNftMetadata(contractAddress, tokenId)
RES:
  contract: {
    address: '0xe08919ff2353da4168d1b338d89010f37ca11af2',
    name: undefined,
    symbol: undefined,
    totalSupply: undefined,
    tokenType: 'ERC1155'
  },
  tokenId: '6',
  tokenType: 'ERC1155',
  title: 'Susanoo',
  description: 'test descr',
  timeLastUpdated: '2022-12-15T16:34:14.026Z',
  metadataError: undefined,
  rawMetadata: {
    name: 'Susanoo',
    description: 'test descr',
    image: 'ipfs://QmdZusq12j7NyX1a8YpcCCs4E5PcVnwYdUaEgnS5eeAawR',
    attributes: []
  },
  tokenUri: {
    raw: 'ipfs://QmPA1GJY3rN9S1mmGqEmDDh4GPn49c5wcHsY7t1uF8gd59',
    gateway: 'https://alchemy.mypinata.cloud/ipfs/QmPA1GJY3rN9S1mmGqEmDDh4GPn49c5wcHsY7t1uF8gd59'
  },
  media: [
    {
      raw: 'ipfs://QmdZusq12j7NyX1a8YpcCCs4E5PcVnwYdUaEgnS5eeAawR',
      gateway: 'https://ipfs.io/ipfs/QmdZusq12j7NyX1a8YpcCCs4E5PcVnwYdUaEgnS5eeAawR'
    }
  ],
  spamInfo: undefined
}

SDK not exposing the raw meta data properly from the response

In the response when you query with withMetadata: true, it returns the contract symbol and the contract name.

For example,

[
     {
...
      "contractMetadata": {
        "name": "Genuine Undead",
        "symbol": "GU",
        "totalSupply": "8",
        "tokenType": "ERC721"
      }
...
}
]

In the data structure returned by the SDK, all the names or titles include the token ID. I only want the contract name and/or symbol.

For example,

rawMetadata: {
  attributes: (4) [{}, {}, {}, {}],
  date: 1654355106928,
  description: "RISE AND SHINE",
  dna: "52de95bd3f07d9130621fa51d30e70fb9e831e35",
  edition: 156,
  image: "ipfs://QmVUgP9fnFh9R6HF3eMP3ro2fxvv76fQsrBud7yyPDAMdQ/156.png",
  name: "GENUINE UNDEAD #156",
}

I am looking for just the string Genuine Undead

`getNftsForOwner` fails for some tokens with no token ID

Hello! Not sure if this is a backend issue or an issue with this SDK, but posting here since the SDK is where we're seeing the error.

If there's a better place, happy to move this elsewhere.

Environment

Alchemy SDK version: 2.2.1

Describe the problem

For certain wallet addresses, the getNftsForOwner call fails. If this is user error, a more helpful error related to the cause of the issue would help. This error appears to be due to token metadata not being available.

How to reproduce:

Run the following:

import { Alchemy, Network } from 'alchemy-sdk';

const alchemy = new Alchemy({
  apiKey: '...',
  network: Network.ETH_MAINNET,
});
alchemy.nft.getNftsForOwner('0x477c2087f3d6e49b1be5c790a33b3a025a4fa569')

...which results in the following error:

Error: invalid BigNumber value (argument="value", value=undefined, code=INVALID_ARGUMENT, version=bignumber/5.7.0)
    at Logger.makeError (...node_modules/alchemy-sdk/node_modules/@ethersproject/logger/src.ts/index.ts:269:28)
    at Logger.throwError (...node_modules/alchemy-sdk/node_modules/@ethersproject/logger/src.ts/index.ts:281:20)
    at Logger.throwArgumentError (...node_modules/alchemy-sdk/node_modules/@ethersproject/logger/src.ts/index.ts:285:21)
    at Function.BigNumber.from (...node_modules/alchemy-sdk/node_modules/@ethersproject/bignumber/src.ts/bignumber.ts:289:23)
    at parseNftTokenId (...node_modules/alchemy-sdk/src/util/util.ts:131:20)
    at getNftFromRaw (...node_modules/alchemy-sdk/src/util/util.ts:105:14)
    at nftFromGetNftResponse (...node_modules/alchemy-sdk/src/internal/nft-api.ts:485:10)
    at getNftsForOwnerIterator_1 (...node_modules/alchemy-sdk/src/internal/nft-api.ts:122:4)
    at getNftsForOwnerIterator_1.next (<anonymous>)
    at resume (...node_modules/alchemy-sdk/dist/cjs/index-53a13ded.js:245:44) {
  reason: 'invalid BigNumber value',
  code: 'INVALID_ARGUMENT',
  argument: 'value',
  value: undefined
}

Axios request incorrectly sets Accept-Encoding header when browser is detected

[REQUIRED] Environment

  • Browser version: Chrome Version 107.0.5304.87
  • Alchemy SDK version: 2.2.0

[REQUIRED] Describe the problem

When alchemy.nft.getNftsForOwnerIterator(...) is called, the request fails with Refused to set unsafe header "Accept-Encoding".

How to reproduce:

Call any function that uses sendAxiosRequest.

Relevant code or sample repro:

This commit flips the boolean logic of whether to include this header in requests. I don't even think reproducing this is worth your time, you can just look at the change and see that it's incorrect.

getContractMetadata API vs SDK

[REQUIRED] Environment

  • Browser version: Chrome 106
  • Alchemy SDK version: 2.2.0

[REQUIRED] Describe the problem

The getContractMetadata API returns useful openSea data that the SDK does not currently include.

Add settings to control request timeout

When using alchemy-sdk in my project, sometimes the call just stuck there for a long time, I'd like a setting for timeout seconds, so I can have better control on it with timeout & maxRetries

summarizeNftAttributes endpoint not implemented

The endpoint described at this link:
https://docs.alchemy.com/reference/summarizenftattributes

doesn't seem to exist in the typescript client SDK, and I'd really like to use it please :)

The endpoint does seem to work on the docs page when I use your awesome "Try It!" functionality, and so I implemented my front-end component based on the data I received there, but then found the endpoint missing when I tried to hook it up to live data using the api client library

FR: Support Moonbase

hi, the SDK currently supports the following chains

  • Ethereum: Mainnet, Goerli
  • Polygon: Mainnet, Mumbai
  • Optimism: Mainnet, Goerli, Kovan
  • Arbitrum: Mainnet, Goerli, Rinkeby
  • Astar: Mainnet

I want to support moonbase chain as well😂

Contract info not saturated for CryptoKitties

Environment

Node.js with Alchemy SDK 2.2.4

Problem

Calling getNftMetadata() on a Cryptokitty (0x06012c8cf97BEaD5deAe237070F9587f8E7A266d) returns no contract in the contract information. Example:

const { Alchemy } = require('alchemy-sdk');
const alchemy = new Alchemy({
  /* YOUR API KEY AND STUFF */
});
alchemy.nft.getNftMetadata(
  '0x06012c8cf97BEaD5deAe237070F9587f8E7A266d',
  '633961',
).then(response => {
  console.log(response);
}).catch(err => {
});

Result:

{
...<snip>...
  contract: {
    address: '0x06012c8cf97bead5deae237070f9587f8e7a266d',
    name: '',
    symbol: '',
    totalSupply: '',
    tokenType: 'ERC721'
  },
...<snip>...
}

Etherscan seems to show the name correctly.

Unable to use getTokenBalances

[REQUIRED] Environment

  • Alchemy SDK version: 2.2.0

[REQUIRED] Describe the problem:

I have a react-native project where we are building a wallet.

I am attempting to get all erc20 balances in a users wallet using the following line of code:
const balances = await alchemy.core.getTokenBalances(address, 'erc20')

When this code runs, however, I get the following error:

"invalid 2nd argument: contract_addresses was not a valid contract address array, string literals 'DEFAULT_TOKENS' or 'erc20', or a valid options object.\"

I've tried using 'DEFAULT_TOKENS' as well and get the same error.

How to reproduce:

Set up a react-native project and attempt to get all token balances using the following line of code:

const balances = await alchemy.core.getTokenBalances(address, 'erc20')

Run the project with a valid wallet address and observe the error.

Relevant code or sample repro:

import 'react-native-get-random-values';
import '@ethersproject/shims';

import { Network, Alchemy, Wallet } from 'alchemy-sdk';
import {ETHERS_NETWORK, ALCHEMY_API_KEY} from '@env';

const settings = {
    apiKey: ALCHEMY_API_KEY,
    network: Network.ETH_GOERLI
};
const alchemy = new Alchemy(settings);

export const getAllBalances = async (address) => {
    try {
        const balances = await alchemy.core.getTokenBalances(address, 'erc20');
        return balances;
    } catch (err) {
        console.log(err.message);
    }
}

Network Error trying to use Notify Endpoints

[REQUIRED] Environment

  • Browser version: N/A
  • Alchemy SDK version: 2.2.3

[REQUIRED] Describe the problem

When trying to use the documented way to call alchemy.notify.getAllWebhooks(), you receive the following error:

Uncaught (in promise) Error: Network Error

No further information is provided by the SDK. This same error occurs when trying to use other notify endpoints such as updateWebhook()

How to reproduce:

See code below.

Relevant code or sample repro:

import { Alchemy, Network } from "alchemy-sdk";

const settings = {
  authToken: "xxx", // I am using the AUTH TOKEN found in my Alchemy Dashboard under the Notify tab, upper right hand corner
  network: Network.ETH_MAINNET,
};

const alchemy = new Alchemy(settings);

alchemy.notify.getAllWebhooks().then(console.log);

Breaks Jest tests

[REQUIRED] Environment

  • Browser version: no browser
  • Alchemy SDK version: 2.2.1

[REQUIRED] Describe the problem

Alchemy SDK breaks our Jest tests:

    Details:

    /home/runner/work/..../node_modules/alchemy-sdk/dist/esm/index.js:1
    ({"Object.<anonymous>":function(module,exports,require,__dirname,__filename,jest){import * as utils from './api/utils';
                                                                                      ^^^^^^

    SyntaxError: Cannot use import statement outside a module

How to reproduce:

Use the SDK with Jest.

Relevant code or sample repro:

How do I instantiate a Contract object using alchemy-sdk just like with ethers.js?

None of these seem to work:

  • const baycContract = new alchemy.Contract(baycAddress, baycABI, provider);
  • const baycContract = new alchemy.core.Contract(baycAddress, baycABI, provider);
  • const baycContract = new alchemy.ethers.Contract(baycAddress, baycABI, provider);

I get

TypeError: alchemy.Contract is not a constructor

or

TypeError: Cannot read properties of undefined (reading 'Contract')

I can’t find the Contract constructor in any of the namespaces 🤔

the documentation says:

If you are already using Ethers.js, you should be simply able to replace the Ethers.js object with alchemy.core and it should just work.

Ethers.js documentation has this API:

new ethers.Contract( _address_ , _abi_ , _signerOrProvider_ )

so I’d expect this to work:

const ethers = alchemy.core;
const baycContract = new ethers.Contract(baycAddress, baycABI, provider);

but I get this error:

file:///Users/thatguyintech/Documents/co/Alchemy-Hacker-Handbook/evm_snippets/LoadContract/load-contract.js:20
const baycContract = new ethers.Contract(baycAddress, baycABI, provider);
                     ^

TypeError: ethers.Contract is not a constructor
    at file:///Users/thatguyintech/Documents/co/Alchemy-Hacker-Handbook/evm_snippets/LoadContract/load-contract.js:20:22

Any tips?

lchemySubscription.PENDING_TRANSACTIONS, fromAddress/toAddress can not use string[]

[REQUIRED] Environment

  • Browser version:
  • Alchemy SDK version: 2.2.5

const settings = {
  apiKey: "xxxx", // Replace with your Alchemy API Key.
  network: Network.ETH_MAINNET,
};

const alchemy = new Alchemy(settings);

const followArray: string[] = [
  "0xde29d060d45901fb19ed6c6e959eb22d8626708e",
  "0xf25A027b01ec26AFdAb45963794007A91Aad9838",
];

// Subscription for Alchemy's pendingTransactions API
alchemy.ws.on(
  {
    method: AlchemySubscription.PENDING_TRANSACTIONS,
    toAddress: followArray,
  },
  (tx) => console.log(tx)
);

error:

F:\xxxx\node_modules\alchemy-sdk\dist\cjs\index-e8114eb4.js:276
    return new (P || (P = Promise))(function (resolve, reject) {
           ^
TypeError: Cannot read properties of undefined (reading 'config')
    at F:\xxxx\node_modules\alchemy-sdk\src\api\websocket-namespace.ts:194:33
    at Generator.next (<anonymous>)
    at F:\xxxx\node_modules\alchemy-sdk\dist\cjs\index-e8114eb4.js:280:71
    at new Promise (<anonymous>)
    at __awaiter (F:\xxxx\node_modules\alchemy-sdk\dist\cjs\index-e8114eb4.js:276:12)
    at _resolveNameOrError (F:\xxxx\node_modules\alchemy-sdk\dist\cjs\index-e8114eb4.js:2961:16)
    at Array.map (<anonymous>)
    at WebSocketNamespace.<anonymous> (F:\xxxx\node_modules\alchemy-sdk\src\api\websocket-namespace.ts:176:33)
    at Generator.next (<anonymous>)
    at F:\xxxx\node_modules\alchemy-sdk\dist\cjs\index-e8114eb4.js:280:71

OpenSea metadata not always returning from get*Metadata()

Environment

Node.js with alchemy-sdk 2.2.4

Describe the problem

getNFTMetadata and getContractMetadata both return an openSea payload... but only for some NFTs. It's unclear when it's supposed to appear and when it's not.

For example, I would very much expect that any collections under the OpenSea Shared Storefront contract (0x495f947276749ce646f68ac8c248420045cb7b5e) would return OpenSea metadata! But they don't seem to.

How to reproduce:

Using example above, I'm grabbing the metadata for Skateboarding: Culture in Motion # 47:

const { Alchemy } = require('alchemy-sdk');
const alchemy = new Alchemy({ /* YOUR API KEY AND STUFF */ });
alchemy.nft.getNftMetadata(
  '0x495f947276749Ce646f68AC8c248420045cb7b5e',
  '103337611933110337448161440806560268112476320183319594419260887108754088132609',
).then(response => {
   console.log(response);
}).catch(err => {
});

but the response has no openSea object on it!

FR: Add support to subscribe to `newHeads` directly

Environment

  • Browser version: Node v16.13
  • Alchemy SDK version: 2.2.3

Describe the problem

It's impossible to subscribe to newHeads websocket event via sdk methods. Subscription to block event only returns block number.

How to reproduce:

Method 1:

alchemy.ws.on('newHeads', (data) => {
   console.log(data);
});

// result:
unhandled: Event {
  tag: 'newheads',
  listener: [Function (anonymous)],
  once: false,
  _lastBlockNumber: -2,
  _inflight: false
}

no further events

Method 2:

alchemy.ws.on({ method: 'newHeads' }, (data) => {
   console.log(data);
});

// Unhandled rejection Error: Invalid method name newHeads. Accepted method names: alchemy_pendingTransactions,alchemy_minedTransactions

Relevant code or sample repro:

getNftsForOwner media flag for image vs video

Would it be possible to add a flag in the media array from the getNftsForOwner response to distinguish if the media is an image or video? The gateway variable could either be an image, which you would set the src of an image tag as this variable or a video. If it is a short mp4 instead of an image (so a video html tag), there is no way to tell.

FR: Add effective fee (or fee data) to getAssetTransfers

Hello.

Is your feature request related to a problem? Please describe.
(effective) Fee data is vital for any serious implementation of transaction history. Is there any chance it could be added to the alchemy_getAssetTransfers method?

Otherwise, for each transaction, getTransactionReceipt has to be called, which basically re-fetches already known data with the addition of fees and would massively bloat necessary request count.

Describe the solution you'd like
Along with other fields, effective fee amount would be returned.

Thanks

getNftsForOwner discrepencies between docs, actual results, and typings

[REQUIRED] Environment

  • Browser version: N/A (Node)
  • Alchemy SDK version: 2.2.3

[REQUIRED] Describe the problem

The docs for getNft (renamed getNftsForOwner) show that, when metadata is enabled, the response should contain an object with keys ownedNfts (this is correct), which is an array of objects with properties like metadata and media.

When running the examples in the docs this is indeed the result that is returned.

However, when running the sdk (2.2.3), the returned result has the following format:

{
      contract: [Object],
      tokenId: '9089',
      tokenType: 'ERC721',
      title: '',
      description: '',
      timeLastUpdated: '2022-11-22T18:34:44.342Z',
      metadataError: 'Malformed token uri, do not retry',
      rawMetadata: [Object],
      tokenUri: [Object],
      media: [],
      spamInfo: undefined,
      balance: 1
},

As you can see, there's no metadata key at all. However there is an undocumented rawMetadata key.
This property contains { metadata: [], attributes: [] }, which is incorrect, because there's no metadata property in the typings for rawMetadata:

export interface NftMetadata extends Record<string, any> {
    /** Name of the NFT asset. */
    name?: string;
    /** A human-readable description of the NFT asset. */
    description?: string;
    /** URL to the NFT asset image. */
    image?: string;
    /**
     * The image URL that appears along the top of the NFT asset page. This tends
     * to be the highest resolution image.
     */
    external_url?: string;
    /** Background color of the NFT item. Usually defined as a 6 character hex string. */
    background_color?: string;
    /** The traits, attributes, and characteristics for the NFT asset. */
    attributes?: Array<Record<string, any>>;
}

Long story short: none of these 3 things actually line up properly which makes using the API incredibly difficult.

How to reproduce:

Implement the alchemy-sdk in a Node environment, and do a query on Goerli for an owner.
The response is not the same as described in the docs and it certainly isn't the same as the result in the docs tool .

Relevant code or sample repro:

https://stackblitz.com/edit/github-1wqbue-s658mx?file=example.js

Just run npm run example and you'll see my test wallet being used to retrieve a bunch of NFT's (most are "empty").
As you can see, none of them return metadata, all of them return the undocumented rawMetadata, some of them return populated media (this seems to be the most "reliable" property to check.

Contract object missing?

Hi,

I am not able to instantiate a Contract object the same way I would do with ethers.js (with the contract ABI to then be able to call methods) and can't find a doc explaining how to do it.
If you could point me in the right direction that would be great.

I see it here: https://github.com/alchemyplatform/alchemy-sdk-js/blob/10e96ee8b01aff0058158abd580afb38efb151f7/test/unit/contract.test.ts
but if I do:
const { Alchemy, Network, Wallet, Utils, Contract } = require("alchemy-sdk");
Contract is the only object not recognized, and I can't add methods

thanks

WebSocketNamespace constructor error

[REQUIRED] Environment

  • Browser version:
  • Alchemy SDK version: v2.2.3

[REQUIRED] Describe the problem

WebSocketNamespace constructor failed to save config

How to reproduce:

create an instance of Alchemy and then try to listen to some alchemy event

Relevant code or sample repro:

Cannot find variable atob in react-native

[REQUIRED] Environment

  • Browser version: Chrome

  • Alchemy SDK version: 2.2.0

[REQUIRED] Describe the problem:

Whenever I try to import Alchemy from 'alchemy-sdk' I get the error stating that the variable 'atob' cannot be found.

How to reproduce:

In the terminal:
$ yarn add achemy-sdk
$ yarn

In the code:
import { Alchemy} from 'alchemy-sdk'

Etc:
Run project in expo

Receive error message

Relevant code or sample repro:

ReferenceError: Can't find variable: atob
at node_modules/react-native/Libraries/Core/ExceptionsManager.js:95:17 in reportException
at node_modules/react-native/Libraries/Core/ExceptionsManager.js:141:19 in handleException
at node_modules/react-native/Libraries/Core/setUpErrorHandling.js:24:39 in handleError
at node_modules/expo/build/errors/ExpoErrorManager.js:25:19 in errorHandler
at node_modules/expo/build/errors/ExpoErrorManager.js:30:24 in
at node_modules/expo-error-recovery/build/ErrorRecovery.fx.js:12:21 in ErrorUtils.setGlobalHandler$argument_0

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