[
  {
    "Type": "PhysicalMaterial",
    "Name": "PM_Clay",
    "Class": "UScriptClass'PhysicalMaterial'",
    "Flags": "RF_Public | RF_Standalone | RF_Transactional | RF_WasLoaded | RF_LoadCompleted",
    "Properties": {
      "Density": 1.9,
      "SurfaceType": "EPhysicalSurface::SurfaceType17"
    }
  }
]