Getting 503 unserviceable through postman

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1

I am getting 503 unserviceable through postman but able to run the same rest call through C# code.

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2

I don’t think this is an issue with Postman.

Double-check your URL, what is with the three dots at the end (…) ?

Also, you don’t need to put Header values between quotes, even if you are using Postman variables. This is only needed when you wish to send strings and JSON.