Create Custom Metricpost https://a.klaviyo.com/api/custom-metricsCreate a new custom metric. Custom metric objects must include a name and definition.Rate limits:Burst: 1/sSteady: 15/mDaily: 15/d Scopes: metrics:writeBody ParamsCreate a custom metric.dataobjectrequireddata objectHeadersrevisionstringrequiredDefaults to 2026-04-15API endpoint revision (format: YYYY-MM-DD[.suffix])Responses 201Success 4XXClient Error 5XXServer ErrorUpdated about 1 year ago