Connecting Netsuite to website

Your question may already have an answer on the community forum. Please search for related topics, and then read through the guidelines before creating a new topic.

Here’s an outline with best practices for making your inquiry.

My question:
I have already connected my Netsuite using rest API on postman. Now I want to connect Netsuite to interact with a website. How can i do that please?

Details (like screenshots):

How I found the problem:

I’ve already tried: