code: func NewVerifyChainCmd(checkLevel, checkDepth *int32) *VerifyChainCmd {
  	return &VerifyChainCmd{
  		CheckLevel: checkLevel,
  		CheckDepth: checkDepth,
  	}
  }
docs: // NewVerifyChainCmd returns a new instance which can be used to issue a
  // verifychain JSON-RPC command.
  //
  // The parameters which are pointers indicate they are optional.  Passing nil
  // for optional parameters will use the default value.