This code identifies the acknowledgement code types that eBay could use to communicate the status of processing a (request) message to an application. This code would be used as part of a response message that contains an application-level acknowledgement element.
(out) Request processing succeeded
(out) Request processing failed
(out) Request processing completed with warning information being included in the response message
(out) Request processing completed with some failures. See the Errors data to determine which portions of the request failed.
(out) Reserved for internal or future use.