func FindChains(beginAddress string, endAddress string, txs []Transaction) [][]string {
	fmt.Println(beginAddress + " " + endAddress)
	//fmt.Printf("%v", txs)
	res := [][]string{[]string{"txt1"}}
	TXs("tx1", txs, &res, 0)
	fmt.Printf("%v", res)
	return [][]string{}

}

func TXs(findTx string, txs []Transaction, resArr *[][]string, level int) {
	for _, s := range txs {
		for _, InTxID := range s.InputTxID {
			if findTx == fmt.Sprintf("%v", InTxID) {
				//(*resArr)[level] = append((*resArr)[level], findTx)
				TXs(findTx, txs, resArr, level+1)
			}
		}
	}
}