import asyncio
import websockets
import json
from datetime import datetime

def present_transaction(trans):
    """
    Print the time, recipient and amount of the transaction
    """
    date = datetime.fromtimestamp(int(trans["time"][:-3]))
    amount = float(trans["message"]["amount"]) / (10**30)

    print(str(date) + " " + trans["message"]["account"] + " " + str(amount))

async def listen():
    uri = "wss://ws.mynano.ninja"
    async with websockets.connect(uri) as websocket:
        # Listen to confirmed transactions from Binance's hot wallet
        await websocket.send(json.dumps({
                "action":"subscribe",
                "topic":"confirmation",
                "ack":"false",
                "accounts": [
                        "nano_3jwrszth46rk1mu7rmb4rhm54us8yg1gw3ipodftqtikf5yqdyr7471nsg1k"
                    ]
            }))

        while True:
            msg = await websocket.recv()
            present_transaction(json.loads(msg))
        

asyncio.get_event_loop().run_until_complete(listen())