curl --request GET \
  --url https://api.example.com/api/audit-trail/param-analytics \
  --header 'Authorization: Bearer <token>'

{
  "totals": {
    "total_records": 0,
    "records_with_custom_params": 0,
    "applications_count": 0,
    "params_count": 0
  },
  "by_application": [
    {
      "application_id": "<string>",
      "key": "<string>",
      "name": "<string>",
      "description": "<string>",
      "accent_color": "<string>",
      "param_count": 0,
      "usage_count": 0
    }
  ],
  "by_param": [
    {
      "schema_id": "<string>",
      "key": "<string>",
      "label": "<string>",
      "application_id": "<string>",
      "application_name": "<string>",
      "usage_count": 0,
      "distinct_values": 0,
      "top_values": [
        {
          "value": "<string>",
          "count": 123
        }
      ]
    }
  ],
  "usage_by_day": [
    {
      "date": "<string>",
      "total_records": 0,
      "custom_param_records": 0,
      "distinct_params": 0
    }
  ]
}