Retrieves message metricsAsk AIget https://{region}-api.dotdigital.com/cpaas/analytics/messages/metricsQuery Paramsfromdate-timerequiredThe date time to query from in ISO 8601 format UTCtodate-timerequiredThe date time to query up to (but not including) in ISO 8601 format UTCbyarray of stringsThe time period to aggregate bybyADD stringsystemarray of stringsThe system that triggered an analytical eventsystemADD stringtimezonestringThe localtimezone to report the data out for if not specified, UTC is defaultedResponses 200Metrics relating to the messages sent for a specific period 400Validation errors were found 404The API Space was notUpdated 6 months ago