curl --request GET \
  --url https://app.egma.ai/v1/persona-capabilities \
  --header 'Authorization: Bearer <token>'

{
  "voices": {
    "status": "supported",
    "reason": "<string>",
    "choices": [
      {
        "id": "<string>",
        "name": "<string>",
        "source": "standard",
        "presentation": "male",
        "languages": [
          "<string>"
        ]
      }
    ],
    "value": {
      "id": "<string>",
      "name": "<string>",
      "source": "standard",
      "presentation": "male",
      "languages": [
        "<string>"
      ]
    },
    "range": {
      "minimum": 123,
      "maximum": 123,
      "step": 123
    }
  },
  "language": {
    "status": "supported",
    "reason": "<string>",
    "choices": [
      "<string>"
    ],
    "value": "<string>",
    "range": {
      "minimum": 123,
      "maximum": 123,
      "step": 123
    }
  }
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}

{
  "error": "<string>",
  "message": "<string>",
  "details": {}
}