SENDING AN INPUT VARIABLE AND GETTING AN OUTPUT VARIABLE FROM A WEB API ACTION CALL USING POSTMAN

 In this post we will look at sending input variables and getting output variable responses from an Action in Dynamics 365 Power Apps called through the Web API using Postman. If you haven’t already, set up the Postman client and connect to Dynamics 365 / Power Apps. This can be useful in troubleshooting Web API calls.

Under Processes, let’s create a new Action called OutputTest, of entity None (global):

In the Action, we will create one Output parameter called OutputVariable:

Add a new step to assign the value of this variable: