XiaomiManager = function XiaomiManager(gladys, serviceId) {
  this.dgram = dgram;
  this.gladys = gladys;
  this.serviceId = serviceId;
  this.sensors = {};
  this.gatewayIpBySensorSid = new Map();
  this.sensorModelBySensorSid = new Map();
  this.gatewayTokenByIp = new Map();
}
@param {object} gladys - The gladys object.
@param {string} serviceId - Identification of the service.
@description Create all device if not exist by listening.
@example
XiaomiManager(gladys, serviceId)