json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "type": "object",
      "properties": {
          "flowId": {
              "type": "string",
              "pattern": "^[A-Fa-f\\d]{24}$"
          },
          "version": {
              "type": [
                  "string",
                  "null"
              ],
              "minLength": 1,
              "maxLength": 255
          },
          "deviceIds": {
              "type": "array",
              "items": {
                  "type": "string",
                  "pattern": "^[A-Fa-f\\d]{24}$"
              },
              "maxItems": 1000
          },
          "deviceTags": {
              "type": "array",
              "items": {
                  "type": "object",
                  "properties": {
                      "key": {
                          "type": "string",
                          "pattern": "^[0-9a-zA-Z_-]{1,255}$"
                      },
                      "value": {
                          "type": "string",
                          "minLength": 1,
                          "maxLength": 255
                      }
                  },
                  "additionalProperties": false
              },
              "maxItems": 100
          }
      },
      "additionalProperties": false,
      "required": [
          "flowId",
          "version"
      ]
  }