json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "name": "string",
      "description": "string",
      "url": "string",
      "icon": "string",
      "background": "string",
      "channels": {
          "type": "array",
          "_uniqueItems": true,
          "items": {
              "type": "object",
              "required": [
                  "id"
              ],
              "properties": {
                  "id": {
                      "type": "string"
                  },
                  "title": {
                      "type": "string"
                  },
                  "description": {
                      "type": "string"
                  },
                  "dj": {
                      "type": "string"
                  },
                  "djmail": {
                      "type": "string"
                  },
                  "genre": {
                      "type": "string"
                  },
                  "image": {
                      "type": "string"
                  },
                  "largeimage": {
                      "type": "string"
                  },
                  "xlimage": {
                      "type": "string"
                  },
                  "twitter": {
                      "type": "string"
                  },
                  "updated": {
                      "type": "string"
                  },
                  "playlists": {
                      "type": "array",
                      "_uniqueItems": true,
                      "items": {
                          "type": "object",
                          "required": [
                              "url",
                              "format",
                              "quality"
                          ],
                          "properties": {
                              "url": {
                                  "type": "string"
                              },
                              "format": {
                                  "enum": [
                                      "mp3",
                                      "aac",
                                      "aacp"
                                  ]
                              },
                              "quality": {
                                  "enum": [
                                      "low",
                                      "high",
                                      "highest"
                                  ]
                              }
                          }
                      }
                  },
                  "listeners": {
                      "type": "string",
                      "pattern": "[0-9]*"
                  },
                  "lastPlaying": {
                      "type": "string"
                  },
                  "lastPlayingImage": {
                      "type": "string",
                      "format": "url"
                  },
                  "lastPlayingAlbum": {
                      "type": "string"
                  },
                  "lastPlayingTrack": {
                      "type": "string"
                  },
                  "lastPlayingLabel": {
                      "type": "string"
                  },
                  "lastPlayingCountry": {
                      "type": "string"
                  },
                  "lastPlayingYear": {
                      "type": "string",
                      "pattern": "[0-9]*"
                  }
              }
          }
      },
      "properties": {
          "channels": {
              "$ref": "#/channels"
          }
      },
      "required": [
          "channels"
      ]
  }