[
  {
    "type": "region_overlay",
    "regions": [ "all" ],
    "city": { "houses": { "safe_house": 5 }, "parks": { "vampire_cathedral": 50 } },
    "map_extras": {
      "road": {
        "chance": 75,
        "extras": {
          "mx_golden_monolith": 15,
          "mx_military": 50,
          "mx_science": 400,
          "mx_collegekids": 500,
          "mx_roadblock": 830,
          "mx_roadblock_mil": 170,
          "mx_bandits_block": 800,
          "mx_drugdeal": 300,
          "mx_supplydrop": 100,
          "mx_portal": 50,
          "mx_crater": 100,
          "mx_portal_in": 40,
          "mx_roadworks": 1000,
          "mx_mayhem": 500,
          "mx_casings": 1000,
          "mx_corpses": 300,
          "mx_prison_bus": 150,
          "mx_trees_arvore": 50,
          "mx_trees_arvore_salamander": 50,
          "mx_pond_forest_arvore": 25,
          "mx_pond_forest_undine": 25,
          "mx_pond_forest_arvore2": 25,
          "mx_pond_forest_undine2": 25
        }
      }
    }
  }
]
