{
  "type": "object",
  "properties": {
    "janus": { "type": "string", "pattern": "server_info" },
    "transaction": { "type":  "string" },
    "name": { "type":  "string" },
    "version": { "type":  "integer" },
    "version_string": { "type":  "string" },
    "author": { "type":  "string" },
    "data_channel": { "type":  "boolean" },
    "transports": { "type": "hash" },
    "plugins": { "type": "hash" }
  },
  "required": [
    "janus",
    "transaction",
    "name",
    "version",
    "version_string",
    "author",
    "data_channels",
    "transports",
    "plugins"
  ]
}