[
  {
    "type": "item_group",
    "id": "astronaut_mre_full_pack",
    "subtype": "collection",
    "entries": [ { "item": "afs_mre_package", "contents-group": "astronaut_mre_contents", "sealed": true } ]
  },
  {
    "type": "item_group",
    "id": "astronaut_mre_contents",
    "subtype": "collection",
    "entries": [
      { "group": "mre_entrees", "count": 2 },
      { "item": "heatpack", "count": 2 },
      {
        "item": "crackers",
        "count": [ 0, 2 ],
        "container-item": "null",
        "entry-wrapper": "mre_bag_small",
        "sealed": true
      }
    ]
  }
]
