Top Shopping-Ad Keyword for a Domain (US, Highest Search Volume)

{
  "type": "object",
  "required": [
    "domain"
  ],
  "properties": {
    "domain": {
      "type": "string",
      "minLength": 1,
      "description": "Root domain of the store to look up, without a scheme or path."
    },
    "display_sort": {
      "enum": [
        "nq_desc"
      ],
      "type": "string",
      "default": "nq_desc",
      "description": "Row order: by monthly search volume, highest first. The only value offered."
    },
    "display_limit": {
      "enum": [
        1
      ],
      "type": "integer",
      "default": 1,
      "description": "Number of rows to return. Fixed at 1."
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "properties": {
    "rows": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "title": {
            "type": "string",
            "description": "The advertised product's title."
          },
          "keyword": {
            "type": "string",
            "description": "The search term the domain's shopping ad appears for."
          },
          "position": {
            "type": "string",
            "description": "The ad's current position for the keyword, as a string."
          },
          "shopName": {
            "type": "string",
            "description": "The advertiser's shop name."
          },
          "timestamp": {
            "type": "string",
            "description": "Unix time in seconds attached to the row, as a string."
          },
          "productPrice": {
            "type": "string",
            "description": "The advertised product's price, as a string with no currency sign."
          },
          "searchVolume": {
            "type": "string",
            "description": "Average monthly searches for the keyword, as a string."
          },
          "previousPosition": {
            "type": "string",
            "description": "The ad's previous position for the keyword, as a string."
          },
          "positionDifference": {
            "type": "string",
            "description": "Change between the previous and current position, as a string."
          }
        }
      },
      "description": "At most one row."
    },
    "database": {
      "type": "string",
      "description": "The regional search database the row comes from (us)."
    }
  },
  "description": "The domain's top shopping-ad keyword in the US database, as returned after shaping."
}