func NewParams(assetParams []AssetParam) Params {
	return Params{
		AssetParams: assetParams,
	}
}
NewParams is the HTLC params constructor
package types
import (
	fmt "fmt"
	"strings"
	time "time"
	"gopkg.in/yaml.v2"
	tmtime "github.com/tendermint/tendermint/types/time"
	sdk "github.com/cosmos/cosmos-sdk/types"
	paramtypes "github.com/cosmos/cosmos-sdk/x/params/types"
)
const (
	FormatHTLTAssetPrefix = "htlt"
)
var (
	KeyAssetParams = []byte("AssetParams")  
	DefaultPreviousBlockTime = tmtime.Canonical(time.Unix(1, 0))
)