{
  "electrodes": [
    {
      "name": "Sphere1",
      "voltage": 100.0
    },
    {
      "name": "Sphere2",
      "voltage": -50.0
    }
  ],
  "dielectrics": [
    {
      "name": "Inner",
      "epsR": 32.0
    },
    {
      "name": "Outer",
      "epsR": 4.0
    }
  ],
  "floatings": []
}