In a REST API descriptor, each included REST resource lists the supported operations which can be GET, PUT, POST, and DELETE. Each operation corresponds to a _get, _put, _post, or _delete service contained in the REST resource. For each operation, Designer displays the parameters used by the operation and the responses returned by the operation. Designer also displays a description of the operation which Designer obtains from Comments tab for the corresponding service. For each operation in a REST API descriptor, you can do the following: