code: func NewGetReceivedByAddressCmd(address string, minConf *int) *GetReceivedByAddressCmd {
  	return &GetReceivedByAddressCmd{
  		Address: address,
  		MinConf: minConf,
  	}
  }
docs: // NewGetReceivedByAddressCmd returns a new instance which can be used to issue
  // a getreceivedbyaddress JSON-RPC command.
  //
  // The parameters which are pointers indicate they are optional.  Passing nil
  // for optional parameters will use the default value.