{
  "data": {
    "results": [
      {
        "success": true,
        "result": {
          "name": "accounts/123456789/products/en~US~1111111111/regionalInventories/12345",
          "region": "12345",
          "availability": "in_stock",
          "price": {
            "amountMicros": "29990000",
            "currencyCode": "USD"
          }
        }
      },
      {
        "success": false,
        "error": "INVALID_ARGUMENT: region is required."
      }
    ]
  }
}