EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"token_ids":["5:1603"],"old_owner_id":"32f09a9a0ab96098fb7bcdaa74590b2a26f7fc6dc2cd7b45e717a0f1e56b4182","new_owner_id":"c23804efd22fc2dbf9c83bf0815b0c6011666a3ce4a2c5bf341a6d9e20f967c7"}]}