echo 'name,creditcard' > `date '+%Y%m%d'`.csv
    grep 'name"' data.json | \
        grep -v 'creditcard":null' | \
        tr '{:}' ',' | \
        cut -d',' -f3,20 | \
        sed 's/"//g' \
            >> `date '+%Y%m%d'`.csv