EVENT_JSON: {"standard":"nep171","version":"1.0.0","event":"nft_mint","data":[{"owner_id":"majoryyokomizo.near","token_ids":["4389","4390","4391","4392","4393","4394","4395","4396"],"memo":"{\"royalty\":{\"split_between\":{\"majoryyokomizo.near\":{\"numerator\":9500},\"gambiarra.near\":{\"numerator\":500}},\"percentage\":{\"numerator\":1000}},\"split_owners\":null,\"meta_id\":\"8uIKoFFbcmVzJcp0luXz8bDtrs2H34Yb0x3vVHFVdq0\",\"meta_extra\":\"art\",\"minter\":\"majoryyokomizo.near\"}"}]}