curl --request GET \
  --url https://api.oneinbox.ai/v1/calls \
  --header 'Authorization: Bearer <token>'

{
  "items": [
    {
      "id": "<string>",
      "agent_id": "<string>",
      "type": "<string>",
      "status": "<string>",
      "from_number": "<string>",
      "to_number": "<string>",
      "room_name": "<string>",
      "direction": "<string>",
      "scheduled_at": "2023-11-07T05:31:56Z",
      "variables": {},
      "started_at": "2023-11-07T05:31:56Z",
      "ended_at": "2023-11-07T05:31:56Z",
      "duration_seconds": 123,
      "end_reason": "<string>",
      "transcript": "<string>",
      "messages": [
        "<unknown>"
      ],
      "recording_url": "<string>",
      "analysis": {},
      "latency": {},
      "cost_cents": 123,
      "metadata": {},
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z",
      "twilio_call_sid": "<string>",
      "outcome": "<string>",
      "ai_summary": "<string>",
      "credits_used": 123
    }
  ],
  "total": 123,
  "limit": 123,
  "offset": 123
}