openapi: 3.0.0

info:
  version: 1.3.0-alpha.2
  title: Nnwdaf_AnalyticsInfo
  description: |
    Nnwdaf_AnalyticsInfo Service API.  
    © 2023, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.

externalDocs:
  description: 3GPP TS 29.520 V18.1.0; 5G System; Network Data Analytics Services.
  url: 'https://www.3gpp.org/ftp/Specs/archive/29_series/29.520/'

security:
  - {}
  - oAuth2ClientCredentials:
    - nnwdaf-analyticsinfo

servers:
  - url: '{apiRoot}/nnwdaf-analyticsinfo/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 4.4 of 3GPP TS 29.501.

paths:
  /analytics:
    get:
      summary: Read a NWDAF Analytics
      operationId: GetNWDAFAnalytics
      tags:
        - NWDAF Analytics (Document)
      parameters:
        - name: event-id
          in: query
          description: Identify the analytics.
          required: true
          schema:
            $ref: '#/components/schemas/EventId'
        - name: ana-req
          in: query
          description: Identifies the analytics reporting requirement information.
          required: false
          content:
            application/json:
              schema:
                $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/EventReportingRequirement'
        - name: event-filter
          in: query
          description: Identify the analytics.
          required: false
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/EventFilter'
        - name: supported-features
          in: query
          description: To filter irrelevant responses related to unsupported features.
          schema:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
        - name: tgt-ue
          in: query
          description: Identify the target UE information.
          required: false
          content:
            application/json:
              schema:
                $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/TargetUeInformation'
      responses:
        '200':
          description: >
            Containing the analytics with parameters as relevant for the requesting NF service
            consumer.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AnalyticsData'
        '204':
          description: No Content. The requested NWDAF Analytics data does not exist.
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29571_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29571_CommonData.yaml#/components/responses/403'
        '404':
          description: Indicates that the NWDAF Analytics resource does not exist.
          content:
            application/problem+json:
              schema:
                $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '414':
          $ref: 'TS29571_CommonData.yaml#/components/responses/414'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          description: >
            The request is rejected by the NWDAF and more details (not only the ProblemDetails) are
            returned.
          content:
            application/problem+json:
              schema:
                $ref: '#/components/schemas/ProblemDetailsAnalyticsInfoRequest'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

  /context:
    get:
      summary: Get context information related to analytics subscriptions.
      operationId: GetNwdafContext
      tags:
        - NWDAF Context (Document)
      security:
        - {}
        - oAuth2ClientCredentials:
          - nnwdaf-analyticsinfo
        - oAuth2ClientCredentials:
          - nnwdaf-analyticsinfo
          - nnwdaf-analyticsinfo:contexttransfer
      parameters:
        - name: context-ids
          in: query
          description: Identifies specific context information related to analytics subscriptions.
          required: true
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ContextIdList'
        - name: req-context
          in: query
          description: >
            Identfies the type(s) of the analytics context information the consumer wishes
            to receive.
          required: false
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RequestedContext'
      responses:
        '200':
          description: >
            Contains context information related to analytics subscriptions corresponding with
            one or more context identifiers.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ContextData'
        '204':
          description: >
            No Content. (\No context information could be retrieved for the requested context
            Identifiers.
        '400':
          $ref: 'TS29571_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29571_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29571_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29571_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29571_CommonData.yaml#/components/responses/406'
        '414':
          $ref: 'TS29571_CommonData.yaml#/components/responses/414'
        '429':
          $ref: 'TS29571_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29571_CommonData.yaml#/components/responses/500'
        '502':
          $ref: 'TS29571_CommonData.yaml#/components/responses/502'
        '503':
          $ref: 'TS29571_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29571_CommonData.yaml#/components/responses/default'

components:

  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{nrfApiRoot}/oauth2/token'
          scopes:
            nnwdaf-analyticsinfo: Access to the Nnwdaf_AnalyticsInfo API
            nnwdaf-analyticsinfo:contexttransfer: >
              Access to service operations applying to NWDAF context transfer related service
              operations, i.e. ContextTransfer.

  schemas:

    AnalyticsData:
      description: >
        Represents the description of analytics with parameters as relevant for the requesting NF
        service consumer.
      type: object
      properties:
        start:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        expiry:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        timeStampGen:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        anaMetaInfo:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AnalyticsMetadataInfo'
        sliceLoadLevelInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/SliceLoadLevelInformation'
          minItems: 1
          description: The slices and their load level information.
        nsiLoadLevelInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NsiLoadLevelInfo'
          minItems: 1
        nfLoadLevelInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NfLoadLevelInformation'
          minItems: 1
        nwPerfs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NetworkPerfInfo'
          minItems: 1
        svcExps:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/ServiceExperienceInfo'
          minItems: 1
        qosSustainInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/QosSustainabilityInfo'
          minItems: 1
        ueMobs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UeMobility'
          minItems: 1
        ueComms:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UeCommunication'
          minItems: 1
        userDataCongInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UserDataCongestionInfo'
          minItems: 1
        abnorBehavrs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AbnormalBehaviour'
          minItems: 1
        smccExps:
          type: array
          items:
            $ref: '#/components/schemas/SmcceInfo'
          minItems: 1
        disperInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/DispersionInfo'
          minItems: 1
        redTransInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/RedundantTransmissionExpInfo'
          minItems: 1
        wlanInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/WlanPerformanceInfo'
          minItems: 1
        dnPerfInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/DnPerfInfo'
          minItems: 1
        suppFeat:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'

    EventFilter:
      description: Represents the event filters used to identify the requested analytics.
      type: object
      properties:
        anySlice:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AnySlice'
        snssais:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
          minItems: 1
          description: Identification(s) of network slice.
        appIds:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/ApplicationId'
          minItems: 1
        dnns:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
          minItems: 1
        dnais:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnai'
          minItems: 1
        ladnDnns:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
          minItems: 1
          description: Identification(s) of LADN DNN to indicate the LADN service area as the AOI.
        networkArea:
          $ref: 'TS29554_Npcf_BDTPolicyControl.yaml#/components/schemas/NetworkAreaInfo'
        visitedAreas:
          type: array
          items:
            $ref: 'TS29554_Npcf_BDTPolicyControl.yaml#/components/schemas/NetworkAreaInfo'
          minItems: 1
        maxTopAppUlNbr:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        maxTopAppDlNbr:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Uinteger'
        nfInstanceIds:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/NfInstanceId'
          minItems: 1
        nfSetIds:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/NfSetId'
          minItems: 1
        nfTypes:
          type: array
          items:
            $ref: 'TS29510_Nnrf_NFManagement.yaml#/components/schemas/NFType'
          minItems: 1
        nsiIdInfos:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NsiIdInfo'
          minItems: 1
        qosRequ:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/QosRequirement'
        nwPerfReqs:
          type: array
          items:
            $ref: '#/components/schemas/NetworkPerfReq'
          minItems: 1
        nwPerfTypes:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NetworkPerfType'
          minItems: 1
        userDataConReqs:
          type: array
          items:
            $ref: '#/components/schemas/UserDataCongestReq'
          minItems: 1
        bwRequs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/BwRequirement'
          minItems: 1
        excepIds:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/ExceptionId'
          minItems: 1
        exptAnaType:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/ExpectedAnalyticsType'
        exptUeBehav:
          $ref: 'TS29503_Nudm_SDM.yaml#/components/schemas/ExpectedUeBehaviourData'
        ratFreqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/RatFreqInformation'
          minItems: 1
        disperReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/DispersionRequirement'
          minItems: 1
        redTransReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/RedundantTransmissionExpReq'
          minItems: 1
        wlanReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/WlanPerformanceReq'
          minItems: 1
        listOfAnaSubsets:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AnalyticsSubset'
          minItems: 1
        upfInfo:
          $ref: 'TS29508_Nsmf_EventExposure.yaml#/components/schemas/UpfInformation'

        appServerAddrs:
          type: array
          items:
            $ref: 'TS29517_Naf_EventExposure.yaml#/components/schemas/AddrFqdn'
          minItems: 1
        dnPerfReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/DnPerformanceReq'
          minItems: 1
        ueMobilityReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UeMobilityReq'
          minItems: 1
        ueCommReqs:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UeCommReq'
          minItems: 1
      not:
        required: [anySlice, snssais]

    ProblemDetailsAnalyticsInfoRequest:
      description: >
        Extends ProblemDetails to indicate more details why the analytics request is rejected.
      allOf:
        - $ref: 'TS29571_CommonData.yaml#/components/schemas/ProblemDetails'
        - $ref: '#/components/schemas/AdditionInfoAnalyticsInfoRequest'

    AdditionInfoAnalyticsInfoRequest:
      description: Indicates additional information why the analytics request is rejected.
      type: object
      properties:
        rvWaitTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DurationSec'

    ContextData:
      description: >
        Contains context information related to analytics subscriptions corresponding with one or
        more context identifiers.
      type: object
      properties:
        contextElems:
          type: array
          items:
            $ref: '#/components/schemas/ContextElement'
          minItems: 1
          description: >
            List of items that contain context information corresponding with a context identifier.
      required:
        - contextElems

    ContextElement:
      description: Contains context information corresponding with a specific context identifier.
      type: object
      properties:
        contextId:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AnalyticsContextIdentifier'
        pendAnalytics:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/EventNotification'
          minItems: 1
          description: >
            Output analytics for the analytics subscription which have not yet been sent to the 
            analytics consumer.
        histAnalytics:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/EventNotification'
          minItems: 1
          description: Historical output analytics.
        lastOutputTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        aggrSubs:
          type: array
          items:
            $ref: '#/components/schemas/SpecificAnalyticsSubscription'
          minItems: 1
          description: >
            Information about analytics subscriptions that the NWDAF has with other NWDAFs to perform 
            aggregation.
        histData:
          type: array
          items:
            $ref: '#/components/schemas/HistoricalData'
          minItems: 1
          description: Historical data related to the analytics subscription.
        adrfId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NfInstanceId'
        adrfDataTypes:
          type: array
          items:
            $ref: '#/components/schemas/AdrfDataType'
          minItems: 1
          description: Type(s) of data stored in the ADRF by the NWDAF.
        aggrNwdafIds:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/NfInstanceId'
          minItems: 1
          description: >
            NWDAF identifiers of NWDAF instances used by the NWDAF service consumer when aggregating
            multiple analytics subscriptions.
        modelInfo:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/ModelInfo'
          minItems: 1
          description: >
            Contains information identifying the ML model(s) that the consumer NWDAF is currently
            subscribing for the analytics.
      required:
        - contextId

    ContextIdList:
      description: >
            Contains a list of context identifiers of context information of analytics subscriptions.
      type: object
      properties:
        contextIds:
          type: array
          items:
            $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/AnalyticsContextIdentifier'
          minItems: 1
      required:
        - contextIds

    HistoricalData:
      description: Contains historical data related to an analytics subscription.
      type: object
      properties:
        startTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        endTime:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/DateTime'
        subsWithSources:
          type: array
          items:
            $ref: '#/components/schemas/SpecificDataSubscription'
          minItems: 1
          description: Information about subscriptions with the data sources.
        data:
          type: array
          items:
            $ref: 'TS29575_Nadrf_DataManagement.yaml#/components/schemas/DataNotification'
          minItems: 1
          description: Historical data related to the analytics.
      required:
        - data

    NetworkPerfReq:
      description: Represents a network performance requirement.
      type: object
      properties:
        orderCriterion:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NetworkPerfOrderCriterion'
        orderDirection:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/MatchingDirection'


    SpecificAnalyticsSubscription:
      description: >
        Represents an existing subscription for a specific type of analytics to a specific NWDAF.
      type: object
      properties:
        subscriptionId:
          type: string
        producerId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NfInstanceId'
        producerSetId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NfSetId'
        nwdafEvSub:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/NnwdafEventsSubscription'
      allOf:
        - oneOf:
          - required: [producerId]
          - required: [producerSetId]
        - required: [subscriptionId]
        - required: [nwdafEvSub]

    RequestedContext:
      description: Contains types of analytics context information.
      type: object
      properties:
        contexts:
          type: array
          items:
            $ref: '#/components/schemas/ContextType'
          minItems: 1
          description: List of analytics context types.
      required:
        - contexts

    SmcceInfo:
      description: Represents the Session Management congestion control experience information.
      type: object
      properties:
        dnn:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Dnn'
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        smcceUeList:
          $ref: '#/components/schemas/SmcceUeList'
      required:
        - smcceUeList

    SmcceUeList:
      description: >
        Represents the List of UEs classified based on experience level of Session Management
        congestion control.
      type: object
      properties:
        highLevel:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
          minItems: 1
        mediumLevel:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
          minItems: 1
        lowLevel:
          type: array
          items:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/Supi'
          minItems: 1
      anyOf:
        - required: [highLevel]
        - required: [mediumLevel]
        - required: [lowLevel]

    SpecificDataSubscription:
      description: >
        Represents an existing subscription for data collection to a specific data source NF.
      type: object
      properties:
        subscriptionId:
          type: string
        producerId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NfInstanceId'
        producerSetId:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/NfSetId'
        dataSub:
          $ref: 'TS29575_Nadrf_DataManagement.yaml#/components/schemas/DataSubscription'
      allOf:
        - oneOf:
          - required: [producerId]
          - required: [producerSetId]
        - required: [subscriptionId]
        - required: [dataSub]

    UserDataCongestReq:
      description: >
        Represents a user data congesion requirement.
      type: object
      properties:
        orderCriterion:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/UserDataConOrderCrit'
        orderDirection:
          $ref: 'TS29520_Nnwdaf_EventsSubscription.yaml#/components/schemas/MatchingDirection'

    EventId:
      anyOf:
      - type: string
        enum:
          - LOAD_LEVEL_INFORMATION
          - NETWORK_PERFORMANCE
          - NF_LOAD
          - SERVICE_EXPERIENCE
          - UE_MOBILITY
          - UE_COMMUNICATION
          - QOS_SUSTAINABILITY
          - ABNORMAL_BEHAVIOUR
          - USER_DATA_CONGESTION
          - NSI_LOAD_LEVEL
          - SM_CONGESTION
          - DISPERSION
          - RED_TRANS_EXP
          - WLAN_PERFORMANCE
          - DN_PERFORMANCE
          - PFD_DETERMINATION
      - 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: |
        Represents the analytics type.  
        Possible values are:
        - LOAD_LEVEL_INFORMATION: Represent the analytics of load level information of corresponding
          network slice.
        - NETWORK_PERFORMANCE: Represent the analytics of network performance information.
        - NF_LOAD: Indicates that the event subscribed is NF Load.
        - SERVICE_EXPERIENCE: Represent the analytics of service experience information of the
          specific applications.
        - UE_MOBILITY: Represent the analytics of UE mobility.
        - UE_COMMUNICATION: Represent the analytics of UE communication.
        - QOS_SUSTAINABILITY: Represent the analytics of QoS sustainability information in the
          certain area.
        - ABNORMAL_BEHAVIOUR: Indicates that the event subscribed is abnormal behaviour information.
        - USER_DATA_CONGESTION: Represent the analytics of the user data congestion in the certain
          area.
        - NSI_LOAD_LEVEL: Represent the analytics of Network Slice and the optionally associated
          Network Slice Instance.
        - SM_CONGESTION: Represent the analytics of Session Management congestion control experience
          information for specific DNN and/or S-NSSAI.
        - DISPERSION: Represents the analytics of dispersion.
        - RED_TRANS_EXP: Represents the analytics of Redundant Transmission Experience.
        - WLAN_PERFORMANCE: Represents the analytics of WLAN performance.
        - DN_PERFORMANCE: Represents the analytics of DN performance.
        - PFD_DETERMINATION: Represents the analytics of PFD Determination information for known application identifier(s).

    ContextType:
      anyOf:
      - type: string
        enum:
          - PENDING_ANALYTICS
          - HISTORICAL_ANALYTICS
          - AGGR_SUBS
          - DATA
          - AGGR_INFO
          - ML_MODELS
      - type: string
      description: |
        Represents the analytics context information type.  
        Possible values are:
        - PENDING_ANALYTICS: Represents context information that relates to pending output
          analytics.
        - HISTORICAL_ANALYTICS: Represents context information that relates to historical output
          analytics.
        - AGGR_SUBS: Represents context information about the analytics subscriptions that an NWDAF
          has with other NWDAFs that collectively serve an analytics subscription.
        - DATA: Represents context information about historical data that is available.
        - AGGR_INFO: Represents context information that is related to aggregation of analytics
          from multiple NWDAF subscriptions.
        - ML_MODELS: Represents context information about used ML models.

    AdrfDataType:
      anyOf:
      - type: string
        enum:
          - HISTORICAL_ANALYTICS
          - HISTORICAL_DATA
      - 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: |
        Represents a type of data that is stored in the ADRF.  
        Possible values are:
        - HISTORICAL_ANALYTICS: Indicates that historical analytics are stored in the ADRF.
        - HISTORICAL_DATA: Indicates that historical data are stored in the ADRF.

