Section: 5.2.5.3.6 Npcf_PolicyAuthorization_Subscribe service operation
Content: Service operation name: Npcf_PolicyAuthorization_Subscribe Description: provided by the PCF for NF consumers to explicitly subscribe the notification of events. Inputs, Required: (Set of) Event ID(s) as specified in Npcf_PolicyAuthorization_Notify service operation, target of PCF event reporting (defined below), NF ID, Event Reporting Information defined in Table 4.15.1-1 (only the Event Reporting mode and the immediate reporting flag when applicable), Notification Target Address (+ Notification Correlation ID). The target of PCF event reporting the subscription for an individual AF session: An UE IP address (IPv4 address or IPv6 prefix) optionally together with a (DNN, S-NSSAI) or with a UE ID (SUPI or GPSI). Inputs, Optional: Event Filter, Subscription Correlation ID (in the case of modification of the event subscription), Notification Target Address for PMIC/UMIC UPF event, Correlation ID for PMIC/UMIC UPF event. Outputs, Required: When the subscription is accepted: Subscription Correlation ID. Outputs, Optional: None.