code: function OneSignalSuccessStatus(response) {
    MessagingServiceStatus.call(this, 'onesignal');
  
    // Message successfully sent
    this.state.message = 'Recipient Id: ' + response.id;
    this.state.code = this.StatusCodes.SUCCESS;
  }
docs: /*=============================================================================
  
  Define One Signal Service Status Handlers
  
  ============================================================================= /*
  Success Status
  
  @param response     JSON response object from One Signal service