json_schema: {
      "additionalProperties": false,
      "description": "Schema for useragent context generated by ua-parser enrichment",
      "properties": {
          "deviceFamily": {
              "type": "string"
          },
          "osFamily": {
              "type": "string"
          },
          "osMajor": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "osMinor": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "osPatch": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "osPatchMinor": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "osVersion": {
              "type": "string"
          },
          "useragentFamily": {
              "type": "string"
          },
          "useragentMajor": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "useragentMinor": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "useragentPatch": {
              "type": [
                  "string",
                  "null"
              ]
          },
          "useragentVersion": {
              "type": "string"
          }
      },
      "required": [
          "useragentFamily",
          "useragentMajor",
          "useragentMinor",
          "osFamily",
          "deviceFamily"
      ],
      "self": {
          "format": "jsonschema",
          "name": "ua_parser_context",
          "vendor": "com.snowplowanalytics.snowplow",
          "version": "1-0-0"
      },
      "type": "object"
  }