Sample

{
  "model": {
    "method": "BearingPilePoulos1980",
    "pile_head_axial_load": 1000.0,
    "pile_embedment_length": 10.0,
    "pile_diameter": 1.0,
    "pile_elasticity_modulus": 10318.04,
    "elasticity_modulus": 50.0,
    "pile_area_ratio": 1.0,
    "poisson_ratio": 0.3,
    "elasticity_modulus_bearing_soil": 500.0
  }
}