json_schema: {
      "$ref": "#/definitions/T",
      "$schema": "http://json-schema.org/draft-07/schema#",
      "definitions": {
          "Data": {
              "additionalProperties": false,
              "properties": {
                  "type": {
                      "type": "string"
                  },
                  "value": {
                      "$ref": "#/definitions/Value"
                  }
              },
              "required": [
                  "type",
                  "value"
              ],
              "title": "Data",
              "type": "object"
          },
          "FSData": {
              "additionalProperties": false,
              "properties": {
                  "driver": {
                      "type": "string"
                  },
                  "location": {
                      "type": "string"
                  }
              },
              "required": [
                  "driver",
                  "location"
              ],
              "title": "FSData",
              "type": "object"
          },
          "T": {
              "additionalProperties": false,
              "properties": {
                  "chunk_id": {
                      "_format": "uuid",
                      "type": "string"
                  },
                  "data": {
                      "$ref": "#/definitions/Data"
                  },
                  "output_chunk_id": {
                      "_format": "uuid",
                      "type": "string"
                  },
                  "state": {
                      "type": "string"
                  }
              },
              "required": [
                  "chunk_id",
                  "data",
                  "output_chunk_id",
                  "state"
              ],
              "title": "T",
              "type": "object"
          },
          "Value": {
              "additionalProperties": false,
              "properties": {
                  "fs_data": {
                      "$ref": "#/definitions/FSData"
                  }
              },
              "required": [
                  "fs_data"
              ],
              "title": "Value",
              "type": "object"
          }
      }
  }