EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"old_owner_id":"0dc81f1d3d109cd17b1e256e8a03f4aeb297dc0f9e9975299560efb9c94798ab","new_owner_id":"5f96dd1cca97c37249f9eef6b24ae43d5cfe15da45872b5982be0d3a49520c7a","token_ids":["3984"]}]}