{
  "sample_id": "example_001",
  "features": {
    "sex": 0,
    "age": 59,
    "edu_level": 1,
    "marital_status": 1,
    "work": 1,
    "retire": 0,
    "hh_size": 5,
    "smoking": 1,
    "alcohol": 1,
    "height_cm": 163.8,
    "weight_kg": 59.6,
    "waist_cm": 81.1,
    "sbp_mmhg": 125,
    "dbp_mmhg": 67,
    "bp_drugs": 0,
    "self_health": 2,
    "chronic_pain": 0
  }
}