json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "id": "https://flynn.io/schema/controller/volume_req#",
      "title": "Volume Request",
      "description": "",
      "sortIndex": 20,
      "type": "object",
      "require": [
          "path"
      ],
      "additionalProperties": false,
      "properties": {
          "path": {
              "type": "string"
          },
          "delete_on_stop": {
              "type": "boolean",
              "description": "delete the volume when the job stops"
          }
      }
  }