MMSMessageID A structure that represents an MMS message identifier. Declarationstruct MMSMessageID TopicsCreating a message IDinit(rawValue:)Describing a message IDdescriptionWorking with raw valuesrawValue RelationshipsConforms ToCustomStringConvertibleDecodableEncodableEquatableHashableRawRepresentableSendableSendableMetatype See AlsoReceiving messagesCellularServiceIDincomingMessageNotificationsMMSService.IncomingMessageNotification