Get service uptime chart

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

{
  "data": {
    "2025-09-01": 100,
    "2025-09-02": 100,
    "2025-09-03": 100,
    "2025-09-04": 100,
    "2025-09-05": 100,
    "2025-09-06": 100,
    "2025-09-07": 100,
    "2025-09-08": 100,
    "2025-09-09": 100,
    "2025-09-10": 100,
    "2025-09-11": 100,
    "2025-09-12": 100,
    "2025-09-13": 50,
    "2025-09-14": 0,
    "2025-09-15": 100,
    "2025-09-16": 100
  }
}