Checkout project on how to use koadgen plugin: https://github.com/corunet/kloadgen
./kafka-topics --list --bootstrap-server localhost:9092
./kafka-topics --create --bootstrap-server localhost:9092 --replication-factor 1 --partitions 1 --topic avro-test
./kafka-topics --delete --bootstrap-server localhost:9092 --topic avro-test
curl -X POST -H "Content-Type: application/vnd.schemaregistry.v1+json" --data '{"schema": "{"type":"record","name":"Payment","namespace":"my.examples","fields":[{"name":"id","type":"string"},{"name":"amount","type":"double"}]}"}' http://localhost:8081/subjects/avro-test-value/versions
curl -X GET http://localhost:8081/config/avro-test-value
curl -X GET http://localhost:8081/subjects
curl -X GET http://localhost:8081/subjects/avro-test-value/versions
curl -X GET http://localhost:8081/subjects/avro-test-value/versions/1