identity:
  version: "2"
  required:
    - session_key
  keys:
    customer_key:
      description: Cliente/assinante/consumidor canônico.
      sources:
        - business_context.customer_key
        - customer_key
        - msisdn
        - customer_id
        - user_id
        - ani
        - from
    contract_key:
      description: Contrato, conta, fatura, pedido ou asset principal.
      sources:
        - business_context.contract_key
        - contract_key
        - invoice_id
        - current_invoice_number
        - order_id
        - pedido_id
        - asset_id
    interaction_key:
      description: Chave externa da interação/call/chat vinda do canal.
      sources:
        - business_context.interaction_key
        - interaction_key
        - ura_call_id
        - call_id
        - message_id
    account_key:
      description: Conta de cobrança/conta comercial.
      sources:
        - business_context.account_key
        - account_key
        - account_id
        - billing_account_id
    resource_key:
      description: Recurso/linha/produto/asset específico.
      sources:
        - business_context.resource_key
        - resource_key
        - asset_id
        - product_id
        - sku
    session_key:
      description: Sessão técnica estável já escopada por tenant e agente.
      sources:
        - business_context.session_key
        - session_key
        - conversation_key
        - session_id