curl --request GET \
  --url https://eu-gcp-api.vg-stuff.com/v3/voices/{provider} \
  --header 'Authorization: Bearer <token>'

{
  "provider": "<string>",
  "total": 123,
  "limit": 123,
  "offset": 123,
  "voices": [
    {
      "voiceId": "<string>",
      "name": "<string>",
      "provider": "<string>",
      "previewUrl": "<string>",
      "filters": {
        "accent": "<string>",
        "gender": "<string>",
        "useCase": "<string>",
        "language": "<string>"
      }
    }
  ]
}