Hi, I'm attempting to translate audio directly into English ([API](https://platform.openai.com/docs/guides/speech-to-text/translations)). When I set the `response_format` to `Json`, everything works correctly. However, when setting the `response_format` to `Srt` I encounter the following error: ``` Error: failed to deserialize api response: invalid type: integer `1`, expected struct CreateTranslationResponse at line 1 column 1 ``` Am I doing something wrong? Thanks!