decode input from JSON grep for items with a 'creditcard' field map each item to a string with its 'name' and 'creditcard' fields for each string (and "name,

decode input from JSON grep for items with a 'creditcard' field map each item to a string with its 'name' and 'creditcard' fields for each string (and "name,creditcard\n"), print it into 20150425.csv