I am trying to pipeline with heroku salesforce postgres to snowflake through heroku kafka and confluent kafka connect.

when my curl statement start execute am getting below error.

I am new to heroku and snowflake and am not sure where my configuration is breaking?

My cURL Command:

curl -vvv -X POST -H "Content-Type: application/json" --data /etc/kafka-connect/connect-distributed.properties https://sfsc-kafka-c1-test.herokuapp.com/connectors

Error:
at=error code=H10 desc="App crashed" method=POST path="/connectors" host=sfsc-kafka-c1-test.herokuapp.com request_id=bbd73917-a817-c876-0383-ece8a1baa132 fwd="" dyno= connect=0ms service=0ms status=503 bytes=561 protocol=http tls_version=tls1.2