curl --request DELETE \
  --url https://services.leadconnectorhq.com/users/{userId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Version: <version>'

{
  "succeded": true,
  "message": "Queued deleting user with e-mail john@deo.com and name John Deo. Will take effect in a few minutes."
}