eBay

When testing our API app to access an inventory product using: https://api.ebay.com/sell/inventory/v1/inventory_item/{SKU} always got the response: {"errors": [{"errorId": 25710,"domain": "API_INVENTORY","subdomain": "Selling","category": "REQUEST","...

We are developing a private app, only for our ebay account use. I am trying to test the account on "API Explorer". I am able to create "Get OAuth Application Token". I reviewed "OAuth Scopes" and have permissions "https://api.ebay.com/oauth/api_scope...