client.post Error: Request failed with status code 400 about postgrester

[cct-tiecheng-zhang]

const client = create({
axiosConfig: { baseURL: process.env.API_POSTGREST_URL }
});
const { data } = await client.post("/m_works", { "col1": "value1", "col2": "value2" }, {return: "representation"});

Error: Request failed with status code 400
at createError (D:\powerx-mes-app-backend\node_modules\postgrester\node_modules\axios\lib\core\createError.js:16:15)
at settle (D:\powerx-mes-app-backend\node_modules\postgrester\node_modules\axios\lib\core\settle.js:17:12)
at IncomingMessage.handleStreamEnd (D:\powerx-mes-app-backend\node_modules\postgrester\node_modules\axios\lib\adapters\http.js:312:11)
at IncomingMessage.emit (events.js:412:35)
at endReadableNT (internal/streams/readable.js:1334:12)
at processTicksAndRejections (internal/process/task_queues.js:82:21)