curl --request GET \
  --url https://app.kapso.ai/api/v1/whatsapp_calls \
  --header 'X-API-Key: <api-key>'

{
  "data": [
    {
      "id": "call-123abc",
      "project_id": "project-456def",
      "whatsapp_config_id": "config-789ghi",
      "config_display_name": "Customer Support Line",
      "config_display_phone_number": "+1234567890",
      "voice_agent_id": "agent-101jkl",
      "voice_agent_name": "Support Agent",
      "call_id": "wa-call-xyz123",
      "direction": "inbound",
      "status": "completed",
      "duration_seconds": 180,
      "started_at": "2023-11-07T05:31:56Z",
      "ended_at": "2023-11-07T05:31:56Z",
      "session_started_at": "2023-11-07T05:31:56Z",
      "user_wa_id": "1234567890",
      "whatsapp_contact_id": "contact-202mno",
      "whatsapp_conversation_id": "conversation-303pqr",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ],
  "meta": {
    "page": 1,
    "per_page": 20,
    "total_pages": 5,
    "total_count": 100
  }
}