TS29122_AsSessionWithQoS.yaml

openapi: 3.0.0
info:
  title: 3gpp-as-session-with-qos
  version: 1.2.0
  description: |
    API for setting us an AS session with required QoS.  
    © 2022, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.
externalDocs:
  description: 3GPP TS 29.122 V17.6.0 T8 reference point for Northbound APIs
  url: 'https://www.3gpp.org/ftp/Specs/archive/29_series/29.122/'
security:
  - {}
  - oAuth2ClientCredentials: []
servers:
  - url: '{apiRoot}/3gpp-as-session-with-qos/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 5.2.4 of 3GPP TS 29.122.
paths:
  /{scsAsId}/subscriptions:
    get:
      summary: Read all or queried active subscriptions for the SCS/AS.
      operationId: FetchAllASSessionWithQoSSubscriptions
      tags:
        - AS Session with Required QoS Subscriptions
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
        - name: ip-addrs
          in: query
          description: The IP address(es) of the requested UE(s).
          required: false
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: 'TS29571_CommonData.yaml#/components/schemas/IpAddr'
                minItems: 1
        - name: ip-domain
          in: query
          description: The IPv4 address domain identifier. The attribute may only be provided if IPv4 address is included in the ip-addrs query parameter.
          required: false
          schema:
            type: string
        - name: mac-addrs
          in: query
          description: The MAC address(es) of the requested UE(s).
          required: false
          schema:
            type: array
            items:
              $ref: 'TS29571_CommonData.yaml#/components/schemas/MacAddr48'
            minItems: 1
      responses:
        '200':
          description: OK.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/AsSessionWithQoSSubscription'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    post:
      summary: Creates a new subscription resource.
      operationId: CreateASSessionWithQoSSubscription
      tags:
        - AS Session with Required QoS Subscriptions
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
      requestBody:
        description: Request to create a new subscription resource
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AsSessionWithQoSSubscription'
      callbacks:
        notificationDestination:
          '{request.body#/notificationDestination}':
            post:
              requestBody:  # contents of the callback message
                required: true
                content:
                  application/json:
                    schema:
                      $ref: '#/components/schemas/UserPlaneNotificationData'
              responses:
                '204':
                  description: No Content (successful notification)
                '307':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/307'
                '308':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/308'
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      responses:
        '201':
          description: Created (Successful creation of subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AsSessionWithQoSSubscription'
          headers:
            Location:
              description: 'Contains the URI of the newly created resource'
              required: true
              schema:
                type: string
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{scsAsId}/subscriptions/{subscriptionId}:
    get:
      summary: Read an active subscriptions for the SCS/AS and the subscription Id.
      operationId: FetchIndASSessionWithQoSSubscription
      tags:
        - Individual AS Session with Required QoS Subscription
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (Successful get the active subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AsSessionWithQoSSubscription'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    put:
      summary: Updates/replaces an existing subscription resource.
      operationId: UpdateIndASSessionWithQoSSubscription
      tags:
        - Individual AS Session with Required QoS Subscription
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      requestBody:
        description: Parameters to update/replace the existing subscription
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AsSessionWithQoSSubscription'
      responses:
        '200':
          description: OK (Successful update of the subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AsSessionWithQoSSubscription'
        '204':
          description: No Content (Successful update of the subscription)
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    patch:
      summary: Updates/replaces an existing subscription resource.
      operationId: ModifyIndASSessionWithQoSSubscription
      tags:
        - Individual AS Session with Required QoS Subscription
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/merge-patch+json:
            schema:
              $ref: '#/components/schemas/AsSessionWithQoSSubscriptionPatch'
      responses:
        '200':
          description: OK. The subscription was modified successfully.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AsSessionWithQoSSubscription'
        '204':
          description: No Content. The subscription was modified successfully.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    delete:
      summary: Deletes an already existing subscription.
      operationId: DeleteIndASSessionWithQoSSubscription
      tags:
        - Individual AS Session with Required QoS Subscription
      parameters:
        - name: scsAsId
          in: path
          description: Identifier of the SCS/AS
          required: true
          schema:
            type: string
        - name: subscriptionId
          in: path
          description: Identifier of the subscription resource
          required: true
          schema:
            type: string
      responses:
        '204':
          description: No Content (Successful deletion of the existing subscription)
        '200':
          description: OK (Successful deletion of the existing subscription)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UserPlaneNotificationData'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
components:
  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{tokenUrl}'
          scopes: {}
  schemas:
    AsSessionWithQoSSubscription:
      description: Represents an individual AS session with required QoS subscription resource.
      type: object
      properties:
        self:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        supportedFeatures:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        notificationDestination:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        exterAppId:
          type: string
          description: Identifies the external Application Identifier.
        flowInfo:
          type: array
          items:
            $ref: 'TS29122_CommonData.yaml#/components/schemas/FlowInfo'
          minItems: 1
          description: Describe the data flow which requires QoS.
        ethFlowInfo:
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/EthFlowDescription'
          minItems: 1
          description: Identifies Ethernet packet flows.
        qosReference:
          type: string
          description: Identifies a pre-defined QoS information
        altQoSReferences:
          type: array
          items:
            type: string
          minItems: 1
          description: Identifies an ordered list of pre-defined QoS information. The lower the index of the array for a given entry, the higher the priority.
        altQosReqs:
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/AlternativeServiceRequirementsData'
          minItems: 1
          description: Identifies an ordered list of alternative service requirements that include individual QoS parameter sets. The lower the index of the array for a given entry, the higher the priority.
        disUeNotif:
          type: boolean
        ueIpv4Addr:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Ipv4Addr'
        ipDomain:
          type: string
        ueIpv6Addr:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Ipv6Addr'
        macAddr:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/MacAddr48'
        usageThreshold:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/UsageThreshold'
        sponsorInfo:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/SponsorInformation'
        qosMonInfo:
          $ref: '#/components/schemas/QosMonitoringInformation'
        directNotifInd:
          type: boolean
        tscQosReq:
          $ref: '#/components/schemas/TscQosRequirement'
        requestTestNotification:
          type: boolean
          description: Set to true by the SCS/AS to request the SCEF to send a test notification as defined in clause 5.2.5.3. Set to false or omitted otherwise.
        websockNotifConfig:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/WebsockNotifConfig'
        events:
          description: Represents the list of user plane event(s) to which the SCS/AS requests to subscribe to.
          type: array
          items:
            $ref: '#/components/schemas/UserPlaneEvent'
          minItems: 1
      required:
        - notificationDestination
    AsSessionWithQoSSubscriptionPatch:
      description: Represents parameters to modify an AS session with specific QoS subscription.
      type: object
      properties:
        exterAppId:
          type: string
          description: Identifies the external Application Identifier.
        flowInfo:
          type: array
          items:
            $ref: 'TS29122_CommonData.yaml#/components/schemas/FlowInfo'
          minItems: 1
          description: Describe the data flow which requires QoS.
        ethFlowInfo:
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/EthFlowDescription'
          minItems: 1
          description: Identifies Ethernet packet flows.
        qosReference:
          type: string
          description: Pre-defined QoS reference
        altQoSReferences:
          type: array
          items:
            type: string
          minItems: 1
          description: Identifies an ordered list of pre-defined QoS information. The lower the index of the array for a given entry, the higher the priority.
        altQosReqs:
          type: array
          items:
            $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/AlternativeServiceRequirementsData'
          minItems: 1
          description: Identifies an ordered list of alternative service requirements that include individual QoS parameter sets. The lower the index of the array for a given entry, the higher the priority.
        disUeNotif:
          type: boolean
        usageThreshold:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/UsageThresholdRm'
        qosMonInfo:
          $ref: '#/components/schemas/QosMonitoringInformationRm'
        directNotifInd:
          type: boolean
        notificationDestination:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        tscQosReq:
          $ref: '#/components/schemas/TscQosRequirementRm'
        events:
          description: Represents the updated list of user plane event(s) to which the SCS/AS requests to subscribe to.
          type: array
          items:
            $ref: '#/components/schemas/UserPlaneEvent'
          minItems: 1
    QosMonitoringInformation:
      description: Represents QoS monitoring information.
      type: object
      properties:
        reqQosMonParams:
          type: array
          items:
            $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/RequestedQosMonitoringParameter'
          minItems: 1
        repFreqs:
          type: array
          items:
            $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/ReportingFrequency'
          minItems: 1
        repThreshDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        repThreshUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        repThreshRp:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        waitTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'
        repPeriod:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'
      required:
        - reqQosMonParams
        - repFreqs
    QosMonitoringInformationRm:
      description: Represents the same as the QosMonitoringInformation data type but with the nullable:true property.
      type: object
      properties:
        reqQosMonParams:
          type: array
          items:
            $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/RequestedQosMonitoringParameter'
          minItems: 1
        repFreqs:
          type: array
          items:
            $ref: 'TS29512_Npcf_SMPolicyControl.yaml#/components/schemas/ReportingFrequency'
          minItems: 1
        repThreshDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/UintegerRm'
        repThreshUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/UintegerRm'
        repThreshRp:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/UintegerRm'
        waitTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSecRm'
        repPeriod:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSecRm'
    QosMonitoringReport:
      description: Represents a QoS monitoring report.
      type: object
      properties:
        ulDelays:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
          minItems: 1
        dlDelays:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
          minItems: 1
        rtDelays:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
          minItems: 1
    UserPlaneNotificationData:
      description: Represents the parameters to be conveyed in a user plane event(s) notification.
      type: object
      properties:
        transaction:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        eventReports:
          type: array
          items:
            $ref: '#/components/schemas/UserPlaneEventReport'
          minItems: 1
          description: Contains the reported event and applicable information
      required:
        - transaction
        - eventReports
    UserPlaneEventReport:
      description: Represents an event report for user plane.
      type: object
      properties:
        event:
          $ref: '#/components/schemas/UserPlaneEvent'
        accumulatedUsage:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/AccumulatedUsage'
        flowIds:
          type: array
          items:
            type: integer
          minItems: 1
          description: Identifies the IP flows that were sent during event subscription
        appliedQosRef:
          type: string
          description: The currently applied QoS reference. Applicable for event QOS_NOT_GUARANTEED or SUCCESSFUL_RESOURCES_ALLOCATION.
        qosMonReports:
          type: array
          items:
            $ref: '#/components/schemas/QosMonitoringReport'
          minItems: 1
          description: Contains the QoS Monitoring Reporting information
      required:
        - event
    TscQosRequirement:
      description: Represents QoS requirements for time sensitive communication.
      type: object
      properties:
        reqGbrDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRate'
        reqGbrUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRate'
        reqMbrDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRate'
        reqMbrUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRate'
        maxTscBurstSize:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ExtMaxDataBurstVol'
        req5Gsdelay:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/PacketDelBudget'
        priority:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscPriorityLevel'
        tscaiTimeDom:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        tscaiInputDl:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscaiInputContainer'
        tscaiInputUl:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscaiInputContainer'
    TscQosRequirementRm:
      description: Represents the same as the TscQosRequirement data type but with the nullable:true property.
      type: object
      properties:
        reqGbrDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRateRm'
        reqGbrUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRateRm'
        reqMbrDl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRateRm'
        reqMbrUl:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/BitRateRm'
        maxTscBurstSize:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/ExtMaxDataBurstVolRm'
        req5Gsdelay:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/PacketDelBudgetRm'
        priority:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscPriorityLevelRm'
        tscaiTimeDom:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/UintegerRm'
        tscaiInputDl:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscaiInputContainer'
        tscaiInputUl:
          $ref: 'TS29514_Npcf_PolicyAuthorization.yaml#/components/schemas/TscaiInputContainer'
    UserPlaneEvent:
      anyOf:
      - type: string
        enum:
          - SESSION_TERMINATION
          - LOSS_OF_BEARER
          - RECOVERY_OF_BEARER
          - RELEASE_OF_BEARER
          - USAGE_REPORT
          - FAILED_RESOURCES_ALLOCATION
          - QOS_GUARANTEED
          - QOS_NOT_GUARANTEED
          - QOS_MONITORING
          - SUCCESSFUL_RESOURCES_ALLOCATION
      - type: string
        description: >
          This string provides forward-compatibility with future
          extensions to the enumeration but is not used to encode
          content defined in the present version of this API.
      description: >
        Possible values are
        - SESSION_TERMINATION: Indicates that Rx session is terminated.
        - LOSS_OF_BEARER : Indicates a loss of a bearer.
        - RECOVERY_OF_BEARER: Indicates a recovery of a bearer.
        - RELEASE_OF_BEARER: Indicates a release of a bearer.
        - USAGE_REPORT: Indicates the usage report event.
        - FAILED_RESOURCES_ALLOCATION: Indicates the resource allocation is failed.
        - QOS_GUARANTEED: The QoS targets of one or more SDFs are guaranteed again.
        - QOS_NOT_GUARANTEED: The QoS targets of one or more SDFs are not being guaranteed.
        - QOS_MONITORING: Indicates a QoS monitoring event.
        - SUCCESSFUL_RESOURCES_ALLOCATION: Indicates the resource allocation is successful.