Method HeaderByNumber

ethstorage/scanner/worker.go:35–35

(context.Context, *big.Int)

	GetKvMetas(kvIndices []uint64, blockNumber int64) ([][32]byte, error)
	GetUpdatedKvIndices(startBlock, endBlock *big.Int) ([]uint64, error)
	HeaderByNumber(context.Context, *big.Int) (*types.Header, error)
}

type Worker struct {