Memo: EVENT_JSON:{"standard":"nep171","version":"nft-1.0.0","event":"nft_transfer","data":[{"old_owner_id":"30172cffe7ea07ee9b2279185bab23881a452035f697f0971a55603eb66ef055","new_owner_id":"6f8b62f66d636301cb3c35c9fae3f524a1c8d98751120058fb37b4d130234c34","token_ids":["Issue AK_Common_1536"],"memo":""}]}