config.json

{
    "Services": [
      {
        "Url": "https://sandboxapi.ordercloud.io/v1",
        "Endpoints": [
          {
            "Path": "/products/",
            "ItemPath": "Items",
            "Method": "GET",
            "ItemType": "Product",
            "Title":"%[Name]",
            "Description":"%[Description]",
            "Uri": "%[coveo_url]/products/[%ID]",
            "ClickableUri": "%[coveo_url]/products/[%ID]",            
            "Metadata": {
                "id": "%[ID]"
              }
          }
        ],
        "Authentication":{
            "OAuth": {
                "Query": {
                  "RefreshUrl": "https://sandboxapi.ordercloud.io/oauth/token",
                  "Method": "POST",
                  "Parameters": {
                    "grant_type": {
                      "Type": "Payload",
                      "Value": "client_credentials"
                    },
                    "refresh_token": {
                      "Type": "Payload",
                      "Value": "@RefreshToken",
                      "IsRefreshToken": true
                    },
                    "scope":{
                        "Type":"Payload",
                        "Value":"ProductReader"
                    },
                    "client_id": {
                      "Type": "Payload",
                      "Value": "@ClientId"
                    },
                    "client_secret": {
                      "Type": "Payload",
                      "Value": "@ClientSecret"
                    }
                  }
                },
                "Response": {
                  "AccessToken": "access_token",
                  "SupportsRefreshToken" : "true",
                  "RefreshToken": "refresh_token",
                  "ExpiresIn": "expires_in",
                  "TokenType": "token_type"
                }
              }
        }
      }
    ]
  }