curl --request GET \
  --url https://api.coralogix.com/mgmt/openapi/5/events2metrics/events2metrics/v2 \
  --header 'Authorization: <api-key>'

{
  "e2m": [
    {
      "logsQuery": {
        "alias": "new_query",
        "applicationnameFilters": [
          "app_name"
        ],
        "lucene": "log_obj.numeric_field: [50 TO 100]",
        "severityFilters": [],
        "subsystemnameFilters": [
          "sub_name"
        ]
      },
      "name": "Service_catalog_latency",
      "createTime": "2022-06-30T12:30:00.000Z",
      "dataSource": "my_namespace/my_dataset",
      "description": "avg and max the latency of catalog service",
      "id": "d6a3658e-78d2-47d0-9b81-b2c551f01b09",
      "isInternal": true,
      "metricFields": [
        {
          "aggregations": [
            {
              "histogram": {
                "buckets": [
                  2
                ]
              },
              "enabled": true,
              "targetMetricName": "alias_field_name_agg_func"
            }
          ],
          "sourceField": "log_obj.numeric_field",
          "targetBaseMetricName": "alias_field_name"
        }
      ],
      "metricLabels": [
        {
          "sourceField": "log_obj.string_value",
          "targetLabel": "alias_label_name"
        }
      ],
      "permutations": {
        "hasExceededLimit": true,
        "limit": 30000
      },
      "updateTime": "2022-06-30T12:30:00.000Z"
    }
  ]
}