This endpoint can be used for validating and fixing vtt files. Posting an invalid vtt file will return an error. Posting a valid vtt file will return 200 response. The tool automatically fixes common mistakes in the uploaded vtt file.
| Field | Type | Required | Description | 
|---|---|---|---|
| subtitle | File | Required | The input file that should be converted to vtt | 
{
    errors: null,
    download_url: "https://subtitletools.com/api/v1/download/6436c844e3"
}Or, when a validation error occurs:
{
    errors: [
        "The subtitle field is required."
    ],
    download_url: null
}