json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "object",
      "definitions": {
          "ownerType": {
              "type": "string",
              "enum": [
                  "user",
                  "organization"
              ]
          },
          "blocks": {
              "type": "array",
              "items": {
                  "type": "object",
                  "properties": {
                      "id": {
                          "type": "string"
                      },
                      "blockType": {
                          "type": "string"
                      },
                      "title": {
                          "type": "string",
                          "maxLength": 255
                      },
                      "applicationId": {
                          "type": "string",
                          "pattern": "^[A-Fa-f\\d]{24}$"
                      },
                      "startX": {
                          "type": "integer"
                      },
                      "startY": {
                          "type": "integer"
                      },
                      "width": {
                          "type": "integer"
                      },
                      "height": {
                          "type": "integer"
                      },
                      "config": {
                          "type": "object"
                      }
                  },
                  "required": [
                      "id",
                      "blockType",
                      "startX",
                      "startY",
                      "width",
                      "height"
                  ]
              }
          }
      },
      "properties": {
          "id": {
              "type": "string",
              "pattern": "^[A-Fa-f\\d]{24}$"
          },
          "dashboardId": {
              "type": "string",
              "pattern": "^[A-Fa-f\\d]{24}$"
          },
          "creationDate": {
              "type": "string",
              "format": "date-time"
          },
          "lastUpdated": {
              "type": "string",
              "format": "date-time"
          },
          "ownerId": {
              "type": "string",
              "pattern": "^[A-Fa-f\\d]{24}$"
          },
          "ownerType": {
              "$ref": "#/definitions/ownerType"
          },
          "name": {
              "type": "string",
              "minLength": 1,
              "maxLength": 255
          },
          "blocks": {
              "$ref": "#/definitions/blocks"
          }
      }
  }