Hello Nishit thank you for your question which is very good one, we have forwarded your question to the site admin for more details and get back to you once received more information.
On EN.net suppose to be a API sample code for our remote customers and if it is nit working probably there is something wrong in this entire API library as it should work on EN. net testing page please try to inspect it so the API library is actually functioning. If you meet any issues that will cause you to recode API library please let us know so we could re budget your labor ours.
We also waiting for additional information regarding your Backend(h) in #10249.
Awaiting reply from site admins.
Please keep us updated if any other questions arise about other tasks in bot back end and frond end repair errors.