Response:
It contains an object <operacion> that contains a tag <resultado>. The result could be either 1 (successful operation) or 0 (failed operation).
If the operation is unsuccessful, it adds a list of errors through tags <error>, containing the attribute that specifies the attribute's name with error, and message with the error message.
Response example without errors:
| <operacion> <resultado>1</resultado> </operacion> |