curl --request POST \
  --url https://api.videobgremover.com/v1/jobs/{id}/start \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --data '
{
  "format": "mp4"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "export_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "status": "processing",
  "created_at": "2023-11-07T05:31:56Z",
  "creditsUsed": 123,
  "video_length_seconds": 123,
  "background": {
    "color": "#FF0000",
    "composition": {
      "template": "ai_ugc_ad",
      "background_url": "https://example.com/background.mp4",
      "background_audio_enabled": false,
      "background_audio_volume": 1,
      "export_format": "h264",
      "export_crf": 23
    }
  }
}