Get service uptime chart

curl --request GET \
  --url https://api.rootly.com/v1/services/{id}/uptime_chart \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "2025-09-21": 100,
    "2025-09-22": 100,
    "2025-09-23": 100,
    "2025-09-24": 100,
    "2025-09-25": 100,
    "2025-09-26": 100,
    "2025-09-27": 100,
    "2025-09-28": 100,
    "2025-09-29": 100,
    "2025-09-30": 100,
    "2025-10-01": 100,
    "2025-10-02": 100,
    "2025-10-03": 50,
    "2025-10-04": 0,
    "2025-10-05": 100,
    "2025-10-06": 100
  }
}