gistfile1.txt

(function(){
var arr = SB.data.storage.accounts['91002064265'].categorization.matches['80850'].transactions;
var ob = {};
var length = 0;
for(var a in arr){
  if(arr[a] in ob){
    console.error(arr[a], ob[arr[a]]);
  }else{
  var trx = SB.find.Transaction(arr[a]);
    if(trx.accountNumber !== '91002064265'){
      length++;
      console.warn(trx, trx.accountNumber);
    }
    ob[arr[a]] = true;
  }
}

return arr.length - length;
})()