{
  "allow_breaking": false,
  "break_hardness": 5.0,
  "default_regeneration_seconds": 3600,
  "default_jitter_interval": {
    "range_min": 0,
    "range_max": 0
  },
  "regeneration_smoke_particles": true,
  "destroyed_by_explosives": false,
  "default_fill_factor": 0.7
}