"Invalid Grant" when generating an oauth token for using the API

[elisa.zoom (Elisa)]

Hi @hi.walty2
Thanks for reaching out to the Zoom Developer Forum and welcome to our community!
Have you been able to troubleshoot this error?
Here is a link to a helpful guide that shows how to use Postaman to test our OAuth workflow:

Guide: Making a Zoom API Call with OAuth Credentials in Postman

To publish an app on the Zoom Marketplace you must create an OAuth app. When you’re ready to test making API calls, download the latest version of Postman and import the Zoom API collections following the steps outlined here. There are Three Ways to Set up OAuth in Postman to Make API Requests We’re going to go through three ways to set up our OAuth application credentials to successfully authorize and access the Zoom API to make requests. The “Easy” Difficulty OAuth 2.0 Set Up in Postman W…

Hope this helps,
Elisa