Get analytics engagement data

curl --request GET \
  --url https://app.dynamicauth.com/api/v0/environments/{environmentId}/analytics/engagement \
  --header 'Authorization: Bearer <token>'

{
  "activeWeeklyDays": [
    {
      "nDays": 123,
      "nUserWeeks": 123,
      "pctUserWeeks": 123
    }
  ],
  "retention": {
    "allUsers": [
      {
        "cohortWeek": "2023-12-25",
        "returningWeek": "2023-12-25",
        "retentionPct": 123
      }
    ],
    "newUsers": [
      {
        "cohortWeek": "2023-12-25",
        "returningWeek": "2023-12-25",
        "retentionPct": 123
      }
    ]
  },
  "sessionsHeatmap": [
    {
      "hourBucket": 11,
      "weekday": 3,
      "nSessionsVisits": 123
    }
  ]
}