The Developer Portal, sandbox lets you build and send API requests.
Select the “Sandbox” tab.
Select an API operation from the dropdown list.
Enter your input in one of several ways:
Enter the data manually.
Select “Load Sample” to load a sample input.
Select “Upload” to upload a file.
Select “Execute” to send the input data to the server.
The output will appear under the “Output” section, with any issues highlighted.
Hover over the issues box for details of any errors, warnings, or informational alerts arising from the Operation Outcome.
When an API operation is selected, the sandbox also provides sample code to try out in several languages.
Postman Collection
Postman is a great tool for testing REST APIs. The Rosetta Postman Collection contains a number of sample queries to help you get up and running quickly.