// URI selected by the service consumer, to receive notifications on the subscribed RNIS information. This shall be included in the request and response.
// Description of the subscribed event. The event is included both in the request and in the response. \\nFor the eventType, the following values are currently defined: 0 = RESERVED. 1 = S1_BEARER_ESTABLISH. 2 = S1_BEARER_MODIFY. 3 = S1_BEARER_RELEASE.