{
  "heightCm": 173,
  "timezone": "UTC+8",
  "baseline": {"date": "2026-10-01", "kg": 77, "waistCm": 86},
  "goalPaceKgPerWeek": [0.3, 0.5],
  "bmiUpperNormal": 24,
  "log": [
    {"date": "2026-10-01", "time": null, "kg": 77, "waistCm": 86, "note": "初始基线"},
    {"date": "2026-10-19", "time": null, "kg": null, "waistCm": null, "note": "补充肾结石病史"},
    {"date": "2026-10-19", "time": "08:25", "kg": 76.6, "waistCm": null, "note": "体重记录"}
  ]
}