curl --request POST \
  --url https://openapi.octoparse.com/cloudextraction/subtasks:start \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "taskId": "<string>",
  "subTaskIds": [
    "<string>"
  ]
}
'

{
  "requestId": "<string>"
}