D365 FO Create Custom Web Service

 How to create basic custom Web Service in D365FO.

1- Create a class with name of IntegrationService  and write a method Test.

2  Add new Service and associate your class.

 

3- Add method of your class in service operations node you want to expose.

4- Add Service group and associate your service with the service group. 

A - Set the service property Auto deploy= YES

B- Add service to Service Group

5- Perform Build & Sync and verify from browser.

Service URL 
https://usnconeboxax1aos.cloud.onebox.dynamics.com/api/services/[ServiceGroupName]/[ServiceName]/[MethodName]

Sample
https://usnconeboxax1aos.cloud.onebox.dynamics.com/api/services/IntegrationServiceGroup/IntegrationService/Test

To consume web service using POSTMAN