json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema",
      "type": "object",
      "properties": {
          "c": {
              "description": "Closed property of shape",
              "extended_name": "Closed",
              "type": "boolean"
          },
          "i": {
              "description": "Bezier curve In points. Array of 2 dimensional arrays.",
              "extended_name": "In Point",
              "type": "array",
              "items": {
                  "type": "array",
                  "minItems": 2,
                  "maxItems": 2,
                  "items": {
                      "type": "number"
                  }
              }
          },
          "o": {
              "description": "Bezier curve Out points. Array of 2 dimensional arrays.",
              "extended_name": "Out Point",
              "type": "array",
              "items": {
                  "type": "array",
                  "minItems": 2,
                  "maxItems": 2,
                  "items": {
                      "type": "number"
                  }
              }
          },
          "v": {
              "description": "Bezier curve Vertices. Array of 2 dimensional arrays.",
              "extended_name": "Vertices",
              "type": "array",
              "items": {
                  "type": "array",
                  "minItems": 2,
                  "maxItems": 2,
                  "items": {
                      "type": "number"
                  }
              }
          }
      }
  }