import.js
script parses CSV file and imports into mongo collection.
CSV file format is:
,AMOUNT,ACCOUNT25,TXID,CARDNUMBER,DATEYYYYMMDD,TIMEHHMMSS,STATE,YYYYMM
1,9200,0023822618000299019780009,11664457772,8600000000000000,20180131,12:26:13,0,201801
...
compare.js
file compares receipts from receipts
by transaction id (rrn).