curl --request GET \
  --url https://api.example.com/api/stats

{
  "agents": [
    {
      "id": 123,
      "agent_name": "<string>",
      "enabled": true,
      "call_type": "INCOMING",
      "call_stats": []
    }
  ],
  "call_details": [
    {
      "call_status": "QUEUED",
      "call_duration": 123,
      "billed_duration": 123,
      "initiation_time": "<string>",
      "from_number": "<string>",
      "call_direction": "inbound",
      "recording_id": "<string>",
      "agent_name": "<string>"
    }
  ]
}