Using Development local test authorized code failed to get token for API call

[balancemy (Balance)]

I have created an admin managed app and i am using the local test environment added app with the returned code to call the get token api https://zoom.us/oauth/token

Here is my example to call using postman.

Header
Content-Type: x-www-form-urlencoded
Host: zoom.us
Authorization: Basic {code} with the encoded client_id and client_secret

Body (x-www-form-urlencoded)
code = {code} from the add app returned code local test
grant_type = authorization_code
redirect_url = my main webpage url

result i get 400 bad request result.
{
“reason”: “Invalid client_id or client_secret”,
“error”: “invalid_client”
}

[elisa.zoom (Elisa)]

Hi @balancemy
Thanks for reaching out to us.
Here are a couple of links that will help you troubleshoot this on your end:

Link to our docs:

OAuth for user authorized apps

Link to a guide from one of my colleagues

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 We’…

Let me know if this is helpful!
Cheers,
elisa

[balancemy (Balance)]

Hi Elisa,

Thanks for the information, now that i get to know how to authorize and get the token, but in my react native app once i allowed the scoped access, it redirect me to my allowed url but it didnt return to my mobile screen, am i missing something here?

Thanks for the help !