Changes to Get source metadata

added the non-success response with the status 502

added the optional property error/code to the response with the 400 status

added the optional property error/code to the response with the 401 status

added the optional property error/code to the response with the 404 status

added the optional property error/code to the response with the 500 status

added the optional property error/details to the response with the 400 status

added the optional property error/details to the response with the 401 status

added the optional property error/details to the response with the 404 status

added the optional property error/details to the response with the 500 status

added the optional property error/request_id to the response with the 400 status

added the optional property error/request_id to the response with the 401 status

added the optional property error/request_id to the response with the 404 status

added the optional property error/request_id to the response with the 500 status

added the optional property error/retryable to the response with the 400 status

added the optional property error/retryable to the response with the 401 status

added the optional property error/retryable to the response with the 404 status

added the optional property error/retryable to the response with the 500 status

added the new datetime enum value to the records/items/type response property for the response status 200

the response property records/items/val became nullable for the status 200

the response property records/items/type became optional for the status 200

endpoint added