curl --request POST \
  --url https://dev.voice.ai/api/v1/tts/pronunciation-dictionaries/add-from-rules \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "language": "en",
  "rules": []
}
'

{
  "id": "<string>",
  "name": "<string>",
  "language": "<string>",
  "current_version": 123,
  "created_at_unix": 123,
  "updated_at_unix": 123,
  "rules": [],
  "versions": []
}