Add subset of one collection to a separate collection

gistfile1.txt

db.mailing_entries.aggregate([ 
  { $match: { subscribed_lists: 
    { $in: 
    [
      "5a325d04f0050c78698b4567", 
      "5822295cf0050c06358b4568",
      "57acb826f0050c006f8b4567",
      "57acbf78f0050c0e408b4567",
      "579a1c61f0050c06528b4589",
      "579a1c61f0050c06528b4588",
      "579a1c61f0050c06528b45a2",
      "579a1c61f0050c06528b4577",
      "579a1c61f0050c06528b4577"] } } }, 
      { $out: "temp_mailing" } 
      ]
      );