- Go to the Documents tab.
 
          - Click Add.
 
          - Select the scenario Trigger API.
           
            Additional tabs are displayed.
           
 
          - Click the Input Document tab.
 
          - Click Browse to select a document.
           
            If the document is not defined in ION Registry, add the required metadata.
           
 
          - Click the ION API tab.
 
          - Specify a name in the API Call Name field.
 
          - Click SELECT.
           
            A dialog box is displayed to search for API operations which are available in API Gateway.
           
           
            - Select a product.
 
            - Specify a search string and click the Search icon.
 
            - Click Show More, if the operation you are searching for is not in the list.
 
            - Select an operation.
 
            - Click OK.
             
              The product and operation description is displayed.