API Get Login Link
Get the login link for a user to authenticate to an API
- "api_service" (string - API service name as you called it when adding it to ProcFu on the account page)
- "user_id" (string - some internal reference for the user that you'll use in future calls for this user)
https link for the user to authenticate to the API service
NB: Don't forget to set your headers and use POST (not GET) for the arguments !!!