How to call the OOB AOS Service URL API of Dynamics 365 in Postman ?

For calling the AOS service in the Postman you have to Follow the Following Steps;

Step 1:

You have to create an application in the Azure Active Directory.

Step 2 :

System administration > Setup > Azure Active Directory Applications

The Client Id , Name , User ID are set in the path from Azure Active Directory.

Step 3:

By registering of Azure AD Application, you can get four things that are;

TABLE 2
Parameter	Value
grant_type	client_credentials
client_id	The application ID from the Azure AD application registration
client_secret	The secret key value from the Azure AD application registration
resource	The URL of the AOS

Use these values in the postman to get the token as shown in the image;

You will get the token from the call.

Step 4 :

Now for the call, the AOS OOB Service API, the link is

https://AOSURL/api/services/UserSessionService/AifUserSessionService/GetUserSessionInfo

You can view this method in the Application Explorer of your VM as shown;

Similarly, you can find the Custom Service of AOS.

The API call is shown in the Figure;

Now you can view the response of the OOB AOS Service. Thanks

D365