curl --request POST \
  --url https://api.hubapi.com/cms/source-code/2026-03/extract/async \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "path": "<string>"
}
'

{
  "id": "<string>",
  "links": {}
}