How to set up connectivity between Simplify and Amazon Seller Central

These are step by step instructions to Create Custom app and Connect to ECGrid Simplify Connector:  

1. In Simplify, you can create a connection. To create a connection access the Manage User page through the menu option on the left.
   
   1. Login User: Click Login as User.
      
   2. The menu option on the left: Click My Connections.
      
   3. Create connection: Click Add Connection.
      
   4. After that, a dialog box appears on the right: Find and choose Amazon Seller Central.
      
   5. Displays a dialog to connect with Amazon Seller Central. 
      
2. In Amazon Seller Central , after login Amazon.  
   1. Open the menu on the left: Click hamburger button.
      
   2. Select Apps and Services > Select Develop Apps.
      
   3. To add the new client: Click Add button.
      
      1. Then, we have to select all the options below.
         
      2. To save: Click Save button.
         
   4. Once saved, a new client will be created.
      
   5. To get Client ID and Client Secret: Click View button in the LWA credentials column to copy the Client ID and the Client Secret.
      
   6. To get Merchant Id: Click Setting button.
      1. Choose Account Info.
         
      2. Then, Choose Business Information > Choose Your Merchant Token.
         
      3. Finally, copy Merchet Token you're using.
         
   7. To get Refresh Token:  
      1. Select Down Arrow button > Select Authoriza
         
      2. To get Refresh Token: Click Authorize app
         
3. After getting the Client ID, the Client Secret, and the Merchant Id  from Amazon:
   1. Copy the four fields into the Simplify dialog and give your connection a name.
      
      
   2. Connect connection: Click Connect Button.