- Return an array of structs containing details about message
- templates. If message_ids is specified, only the specified
- messages will be queried.
+ Returns an array of structs containing details about message
+ templates. If message template_filter is specified and is an array
+ of message template identifiers or hostnames, or a struct of
+ message template attributes, only message templates matching the
+ filter will be returned. If return_fields is specified, only the
+ specified details will be returned.