curl --request POST \
  --url https://api.coralogix.com/mgmt/openapi/latest/events2metrics/events2metrics/v2/batch \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "requests": [
    {
      "create": {
        "e2m": {
          "name": "Service catalog latency",
          "description": "avg and max the latency of catalog service",
          "metricFields": [
            {
              "aggregations": [
                {
                  "aggType": "AGG_TYPE_UNSPECIFIED",
                  "enabled": true,
                  "histogram": {
                    "buckets": [
                      2
                    ]
                  },
                  "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"
            }
          ],
          "permutationsLimit": 30000,
          "spansQuery": {
            "actionFilters": [
              "myAction"
            ],
            "applicationnameFilters": [
              "myApp"
            ],
            "lucene": "applicationName:myApp",
            "serviceFilters": [
              "myService"
            ],
            "subsystemnameFilters": [
              "mySubsystem"
            ]
          },
          "type": "E2M_TYPE_UNSPECIFIED"
        }
      }
    }
  ]
}
'

{
  "matchingResponses": [
    {
      "created": {
        "e2m": {
          "name": "Service_catalog_latency",
          "type": "E2M_TYPE_UNSPECIFIED",
          "createTime": "2022-06-30T12:30:00Z'",
          "description": "avg and max the latency of catalog service",
          "id": "d6a3658e-78d2-47d0-9b81-b2c551f01b09",
          "isInternal": true,
          "metricFields": [
            {
              "aggregations": [
                {
                  "aggType": "AGG_TYPE_UNSPECIFIED",
                  "enabled": true,
                  "histogram": {
                    "buckets": [
                      2
                    ]
                  },
                  "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
          },
          "spansQuery": {
            "actionFilters": [
              "myAction"
            ],
            "applicationnameFilters": [
              "myApp"
            ],
            "lucene": "applicationName:myApp",
            "serviceFilters": [
              "myService"
            ],
            "subsystemnameFilters": [
              "mySubsystem"
            ]
          },
          "updateTime": "2022-06-30T12:30:00Z'"
        }
      }
    }
  ]
}