echo "[{feedId:6161,feedType:'forum'},{feedId:1469,feedType:'category'}]" | perl -MData::Dump=dd -MJSON::XS -ne 's{(\w+):}{"$1":}g; s{@{[chr 39]}}{"}g;dd decode_json($_)'
[
  { feedId => 6161, feedType => "forum" },
  { feedId => 1469, feedType => "category" },
]