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

{
  "aggregation": {
    "field": "<string>",
    "aggType": "value_count"
  },
  "value": 123
}