curl -X POST "https://api.joinformal.com/core.v1.LogsService/GetGroupByAggregation" \
  -H "X-API-KEY: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "example": "value"
  }'

{
  "buckets": [
    {
      "key": "<string>",
      "docCount": 123,
      "buckets": "<array>"
    }
  ]
}