curl --request POST \
  --url https://api.example.com/admin/entity/flags/activity \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "entityID": 123,
  "entityTypeID": 123,
  "languageID": 123,
  "constrainByEventTypes": "<string>",
  "orderBy": "<string>",
  "fieldName": "<string>",
  "startDate": "2024-05-21",
  "endDate": "2024-09-21",
  "eventTypeIDs": null,
  "iserHandles": null,
  "page": 1,
  "pageSize": 10
}
'

{
  "success": true,
  "data": "<unknown>"
}