[
  { "t": "2025-02-14 12:00:00", "i": 10.5, "a": 11.0, "g": 10.8 },
  { "t": "2025-02-14 11:00:00", "i": 10.0, "a": 10.8, "g": 10.4 },
  { "t": "2025-02-14 10:00:00", "i": 9.5, "a": 10.2, "g": 9.8 }
]