I'm currently working on your inquiry and will get back to you soon. In order for us to further investigate the error you are receiving, please provide more information on the error you have received. Please send the response request of the error received, screenshot and the Correlation ID.
Below are the steps to get the Correlation ID using a Google Chrome browser.
1>Open Chrome menu.
2>Click on More tools then Developer tools.
3>Check the box to Preserve Log for the Network Tab.
4>Then try to click on the add API link.
5>You can find the Correlation ID in the network log for add API call.
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