EVENT_JSON:{"standard":"nep171","version":"1.0.0","event":"nft_mint","data":[{"owner_id":"bfba300ffb71b367bbb468e8eb74ff5f2a73b7a385b8925d2c2f1148b26b5443","token_ids":["302445:1"],"memo":"{\"price\":\"380000000000000000000000\"}"}]}