import asyncio
from neuronum import Cell

async def main():
    async with Cell() as cell:
        tx_response = await cell.activate_tx(
          "receiver_cell_id",
          {"msg": "Ping"}
        )
        print(tx_response)

asyncio.run(main())

import asyncio
from neuronum import Cell

async def main():
    async with Cell() as cell:
        async for tx in cell.sync():
            data = tx.get("data", {})

            await cell.tx_response(
                tx.get("transmitter_id"),
                {"msg": "Pong"},
                data.get("public_key", "")
            )

asyncio.run(main())