400 Bad Request request body has both json and form
401 Unauthorized Missing one or more header(s)
400 Invalid TIMESTAMP TIMESTAMP could not be parsed
425 TIMESTAMP is more than 60 seconds away from the server time The TIMESTAMP in the header is more than 60 seconds away from the server time
401 Unknown APP_KEY header in APP_KEY does not match http_app_key in the Flow configuration file
403 Forbidden Signature verification failed