00000, 00000, coin),             True,              # sign tx             TxRequest(request_type=TXINPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=None),             TxAck(tx=TransactionType(inputs=[inp0])),              TxRequest(request_type=TXOUTPUT, details=TxRequestDetailsType(request_index=0, tx_hash=None), serialized=TxRequestSerializedType(                 # returned serialized inp0                 serialized_tx=unhexlify('000000000000000a00000c00bba00df0cacdc00000000e00e0000b0000000fdde00c00000000000000000000ffffffff'),             )),             