curl --request POST \
  --url https://api.captions.ai/api/translate/submit \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "videoUrl": "<string>",
  "sourceLanguage": "<string>",
  "targetLanguage": "<string>"
}'

{
  "operationId": "<string>"
}