EVENT_JSON:{"standard":"nep141","version":"1.0.0","event":"ft_transfer","data":[{"old_owner_id":"50a5f74cb9ac99c3250d328683d0ffac6ec3ce64c1125b94393de5c5d91f4632","new_owner_id":"fees.sweat","amount":"1","memo":"sw:btc:WJpLjn6NDw"}]}