What
In Mercury, there is a page dedicated to additional resources which you may need to access in order to look at information for resources such as the Web Service Endpoint URLs, Certificates to access Azure, Mercury's Core version, and other development information.
NOTE: This information is only accessible by System Administrators.
Where
Home > Advanced Settings > Customisations > Developer Resources
How
For System Administrators who need to access Developer Resources
1. Log into your environment.
2. Click on Advanced Settings at the top right of the web page:
3. This will open up a Settings tab. Click on the little down-arrow next to Settings and then click Customisations and then Developer Resources:
4. Here you can find out all the information regarding the development information for Mercury:
The Discovery Service for Dynamics 365 for the Customer Engagement Web API, enables applications to determine their association with any logged-in user.
In this same section you can also find out information like the Instance Service URL.