json_schema: {
      "id": "https://opendesk.cc/schemata/base/value.json",
      "$schema": "http://json-schema.org/draft-04/schema#",
      "title": "Winnow Value",
      "type": "object",
      "properties": {
          "name": {
              "type": "string"
          },
          "description": {
              "type": "string"
          },
          "long_description": {
              "type": "string"
          },
          "type": {
              "type": "string"
          },
          "value": {
              "type": "string"
          },
          "schema": {
              "type": "string"
          },
          "definitions": {
              "type": "object"
          },
          "images": {
              "type": "array",
              "items": {
                  "type": "object",
                  "properties": {
                      "asset": {
                          "type": "string"
                      },
                      "type": {
                          "type": "string"
                      }
                  },
                  "required": [
                      "asset"
                  ],
                  "additionalProperties": false
              }
          }
      },
      "required": [
          "type"
      ]
  }