Google Trends YouTube Interest (US, Arts & Entertainment)

{
  "type": "object",
  "required": [
    "keywords",
    "location_name",
    "type",
    "category_code",
    "date_from",
    "date_to"
  ],
  "properties": {
    "type": {
      "enum": [
        "youtube"
      ],
      "type": "string",
      "description": "The Google property searched; only youtube (YouTube search) is offered."
    },
    "date_to": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "End of the date range, as YYYY-MM-DD, later than date_from."
    },
    "keywords": {
      "type": "array",
      "items": {
        "type": "string",
        "maxLength": 80,
        "minLength": 1
      },
      "maxItems": 5,
      "minItems": 1,
      "description": "The search terms to compare, one to five, each up to 80 characters. Scores are relative across all the terms in one call."
    },
    "date_from": {
      "type": "string",
      "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
      "description": "Start of the date range, as YYYY-MM-DD."
    },
    "category_code": {
      "enum": [
        3
      ],
      "type": "integer",
      "description": "The Google Trends category; only 3 (Arts & Entertainment) is offered."
    },
    "location_name": {
      "enum": [
        "United States"
      ],
      "type": "string",
      "description": "The country the interest is measured in; only United States is offered."
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "properties": {
    "results": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "items": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "data": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "values": {
                        "type": "array",
                        "items": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "description": "One score per keyword, 0 to 100, in keyword order; null where no score was reported for that keyword in that period."
                      },
                      "date_to": {
                        "type": "string",
                        "description": "Last day of the period."
                      },
                      "date_from": {
                        "type": "string",
                        "description": "First day of the period."
                      },
                      "timestamp": {
                        "type": "number",
                        "description": "Start of the period, Unix seconds."
                      }
                    }
                  },
                  "description": "One point per period, oldest first; in a one-year range each period is a week."
                },
                "averages": {
                  "type": "array",
                  "items": {
                    "type": "number"
                  },
                  "description": "Each keyword's average score over the range, in keyword order."
                },
                "keywords": {
                  "type": "array",
                  "items": {
                    "type": "string"
                  },
                  "description": "The compared terms, in the order the scores use."
                }
              }
            },
            "description": "The interest-over-time graph."
          },
          "datetime": {
            "type": "string",
            "description": "When the data was retrieved (UTC)."
          },
          "keywords": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "The compared terms, in the order the scores use."
          }
        }
      },
      "description": "One result for the call."
    }
  },
  "description": "The call's result, wrapped as results."
}