code: function InvalidServiceTypeStatus(type) {
    MessagingUserStatus.call(this, 'Venn Service Type validator');
  
    this.state.code = this.StatusCodes.INVALID;
    this.state.message = "Services of type: " + type.toString() + " are not supported.";
    return this.state;
  }
docs: /*
  Normalize 'Invalid Service Type' Error
  
  @return             MessageUserStatus state detailing normalized error