code: function MandrillUserStatus(message, code) {
    MessagingUserStatus.call(this, 'mandrill');
  
    this.state.message = message;
  
    // Match desired code to standardized status code
    switch(code.toLowerCase()) {
  
      case 'missing':
        this.state.code = this.StatusCodes.MISSING;
        break;
  
      case 'invalid':
        this.state.code = this.StatusCodes.INVALID;
        break;
  
      default:
        this.state.code = this.StatusCodes.DEFAULT;
        break;
    }
  }
docs: /*=============================================================================
  
  Define Mandrill User Status Handler
  
  =============================================================================