EVENT_JSON:{"standard":"Nep245Event","version":"1.0.0","event":"mt_transfer","data":[{"old_owner_id":"black-snow-event.testnet","new_owner_id":"ad1719aa24fd561556085d47a0915fe50c9432585c044f4b73b62b95e1069e9c","token_ids":["1"],"amounts":["8"]}]}