dumper.json

{
  "name"      : "Wizzard",
  "level"     : 17,
  "sanity"    : null,
  "inventory" : [
    {
      "name"     : "Hat",
      "features" : [ "magic", "pointed" ],
      "traits"   : {}
    },
    {
      "name"     : "Staff",
      "features" : [],
      "traits"   : { "damage" : 10 }
    },
    {
      "name"     : "Cloak",
      "features" : [ "old" ],
      "traits"   : { "defence" : 0, "comfort" : 3 }
    }
  ]
}