EVENT_JSON:{"standard":"nep141","version":"1.0.0","event":"mt_transfer","data":[{"old_owner_id":"first_reygun.testnet","new_owner_id":"other11.test_3_music.testnet","token_id":"dbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb45","old_owner_balance":"0","new_owner_balance":"1"}]}