_startTimer() {
    if (this._destroyed || this._timer) {
      return;
    }
    this._timer = setTimeout(() => {
      this._timer = null;
      this._sendChunk();
    }, this[OPTIONS].flushDelay);
  }
/**
   * Start timer to send log events periodically
   * @private
   */
Start timer to send log events periodically
@private
Start timer to send log events periodically @private
_startTimer() {
    if (this._destroyed || this._timer) {
      return;
    }
    this._timer = setTimeout(() => {
      this._timer = null;
      this._sendChunk();
    }, this[OPTIONS].flushDelay);
  }
_startTimer ( ) { if ( this . _destroyed || this . _timer ) { return ; } this . _timer = setTimeout ( ( ) => { this . _timer = null ; this . _sendChunk ( ) ; } , this [ OPTIONS ] . flushDelay ) ; }
Start timer to send log events periodically
 @private
Start timer to send log events periodically @private