As for the Authorized JavaScript origins and Authorized redirect URIs, you can find these details in your Connection Settings document that we have provided. Step 13 - After the creation of the client ID, go to the "Credentials" tab and look for the newly created client ID and click on the download button to download the client secret as a.json as shown below. Once you have obtained the.json file, contact our support staff and provide us the downloaded.json file so we could upload it to our server in order to proceed with the final step to complete the entire setup.