unable to find the devtools -> web services

I want to configure the HTTP web services but i am not able to find the web services .

Can you provide the page on which page i can find it.

i am looking for below services but not able to find Dev Tools.

Community Manager

For your production account, login at https://service.ringcentral.com

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The First Step

Can you guide me further I am using sandbox account and after login i an not able to find the dev tools and web services

Here is the screenshot after login to the provided link

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