EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_transfer","data":[{"old_owner_id":"5b0bff0c41385f79a9f9fd8ddc38b15aa325e303eab9c5d610d9ab70bdc96688","new_owner_id":"xshaw.near","token_ids":["1220"]}]}