EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"old_owner_id":"da979572e40a18a4454141a70fbf3bf030998affc699e3eaa7973be3d77af6c3","new_owner_id":"0500ee199588c5003eef5f22ec9b6d3545dad2a72b617de5043fb3b399e9d693","token_ids":["20002537CR1549"]}]}