btc

type BtcClient interface {
	Start() error
	Stop() error
	GetLatestBlock() (*chainhash.Hash, uint64, error)
	GetBlockHeader(height uint64) (*ty.BtcHeader, error)
	GetSPV(height uint64, txHash string) (*ty.BtcSpv, error)
	GetTransaction(hash string) (*ty.BtcTransaction, error)
	Ping()
}