curl --request GET \
  --url https://api.itellico.ai/v1/accounts/{account_id}/analytics/usage \
  --header 'X-API-Key: <api-key>'

{
  "meta": {
    "account_id": "<string>",
    "start": "2023-11-07T05:31:56Z",
    "end": "2023-11-07T05:31:56Z",
    "granularity": "hour",
    "group_by": [
      "agent"
    ],
    "tz": "UTC"
  },
  "data": [
    {
      "ts": "2023-11-07T05:31:56Z",
      "values": [
        {
          "seconds": 1,
          "conversations": 1,
          "dimensions": {}
        }
      ]
    }
  ]
}