EVENT_JSON:{"standard":"Nep245Event","version":"1.0.0","event":"mt_transfer","data":[{"old_owner_id":"black-snow-event.testnet","new_owner_id":"e7712eaa9f6e3b8e02dc8fe3bf87f36935d31c144c82ad0b12df3a1e73657621","token_ids":["2","3","1"],"amounts":["12","2","10"]}]}