SubscriptionRequest

Account Identifier. May be used to attribute requests to a particular application provider and authentication key. The account may be common to all users of an application, or to an individual user. Note that to identify an individual user the RequestorRef can be used with an anonymised token. . (since SIRI 2.0)

Authentication key for request. May be used to authenticate requests from a particular account. (since SIRI 2.0)

Address to which response is to be sent. This may also be determined from RequestorRef and preconfigured data.

Reference to a requestor - Participant Code.

Arbitrary unique identifier that can be used to reference this message in subsequent interactions.

Address of original Consumer, i.e. requesting system to which delegating response is to be returned. (since SIRI 2.0)

Identifier of delegating system that originated message. (since SIRI 2.0)

Address to which data is to be sent, if different from Address. This may also be determined from RequestorRef and preconfigured data.

Reference to a Subscription Filter with which this subscription is to be aggregated for purposes of notification and delivery. If absent, use the default filter. If present, use any existing filter with that identifier, if none found, create a new one. Optional SIRI feature.