json_schema: {
      "properties": {
          "created": {
              "_$id": "/properties/created",
              "_format": "date-time",
              "description": "Creation time",
              "readOnly": true,
              "title": "Created",
              "type": "string"
          },
          "duration": {
              "_$id": "/properties/duration",
              "description": "Duration (if applicable)",
              "oneOf": [
                  {
                      "type": "null"
                  },
                  {
                      "type": "integer"
                  }
              ],
              "readOnly": true,
              "title": "Duration"
          },
          "file_name": {
              "_$id": "/properties/file_name",
              "description": "Original file name",
              "oneOf": [
                  {
                      "type": "null"
                  },
                  {
                      "type": "string"
                  }
              ],
              "title": "File Name"
          },
          "file_size": {
              "_$id": "/properties/file_size",
              "description": "File size (in bytes)",
              "readOnly": true,
              "title": "File Size",
              "type": "integer"
          },
          "hash_md5": {
              "_$id": "/properties/hash_md5",
              "description": "MD5 hash",
              "maxLength": 255,
              "readOnly": true,
              "title": "Hash Md5",
              "type": "string"
          },
          "hash_sha1": {
              "_$id": "/properties/hash_sha1",
              "default": "",
              "description": "SHA1 hash",
              "maxLength": 255,
              "readOnly": true,
              "title": "Hash Sha1",
              "type": "string"
          },
          "height": {
              "_$id": "/properties/height",
              "description": "Height (if applicable)",
              "oneOf": [
                  {
                      "type": "null"
                  },
                  {
                      "type": "integer"
                  }
              ],
              "readOnly": true,
              "title": "Height"
          },
          "mime_type": {
              "_$id": "/properties/mime_type",
              "default": "application/octet-stream",
              "description": "Mime-type of file",
              "maxLength": 255,
              "title": "Mime Type",
              "type": "string"
          },
          "modified": {
              "_$id": "/properties/modified",
              "_format": "date-time",
              "description": "Last modification time",
              "readOnly": true,
              "title": "Modified",
              "type": "string"
          },
          "url": {
              "readOnly": true,
              "type": "string"
          },
          "version": {
              "_$id": "/properties/version",
              "default": 1,
              "description": "Stream version",
              "readOnly": true,
              "title": "Version",
              "type": "integer"
          },
          "width": {
              "_$id": "/properties/width",
              "description": "Width (if applicable)",
              "oneOf": [
                  {
                      "type": "null"
                  },
                  {
                      "type": "integer"
                  }
              ],
              "readOnly": true,
              "title": "Width"
          }
      },
      "type": "object"
  }