EVENT_JSON:{"standard":"Nep245Event","version":"1.0.0","event":"mt_transfer","data":[{"old_owner_id":"black-snow-event.testnet","new_owner_id":"d459310e1d74f763026801d3331652c9f0b777b5fb1efcc76d529c7016d56775","token_ids":["1","2","3"],"amounts":["11","6","1"]}]}