Import the swagger specification of the Raw Signature service as a Postman collection.

To import the Raw Signature service specification 

1. Download Postman from https://www.postman.com/downloads
2. Follow the installer instructions to install the application and create a user account.
3. Launch the application.
   
4. Deploy the Workspaces menu and click Create Workspace.
   
   
5. Select Blank workspace and click Next.
   
   
6. Write the name of the new workspace and click Create.
   
   
7. Click Create Workspace. 
8. Click Import. 
   

9. Paste the following URL. 

   https://api.managed.entrust.com/sas/rawsigner-api/swagger-rawsigner-api.json
10. Wait while Postman loads the specification.
11. Select Postman Collection and click Import.