async def METHOD_NAME(mocker):
    message_dict = {
        "chain": "TEZOS",
        "sender": "tz1SmGHzna3YhKropa3WudVq72jhTPDBn4r5",
        "type": "POST",
        "channel": "ALEPH-TEST",
        "signature": '{"signature":"siggLSTX5i9ZZJHb6vUoi5gNxWEjEcBD62Jjs8JdFgDND3uc9xb5YC9bUFLpBAoudhdTRNfmV7GTnJzoWUm9y1cDh7T6KX59","publicKey":"edpkvUuhtQDPA9KfC3BY7ydh89hT34KTANMfX7L22BUrA9aGWg6QxF"}',
        "time": 1661451074.86,
        "item_type": "inline",
        "item_content": '{"type":"custom_type","address":"tz1SmGHzna3YhKropa3WudVq72jhTPDBn4r5","content":{"body":"Hello World TEZOS"},"time":1661451074.86}',
        "item_hash": "41de1a7766c7e5fad54772470eefde63b6bef8683c4159d9179d74955009deb4",
    }
    connector = TezosConnector(
        session_factory=mocker.MagicMock(), chain_data_service=mocker.AsyncMock()
    )
    message = parse_message(message_dict)
    assert await connector.verify_signature(message)