{"id":"4d994dbc-f8a4-4e08-999d-65b93d48f8dd","task":"Validate Meta Conversions API server events in Events Manager's Test Events tool before sending production traffic","domain":"developers.facebook.com/docs/marketing-api/conversions-api","steps":["Retrieve the test event code shown on the pixel's Test Events tab in Events Manager","Add a top-level test_event_code field, a sibling of the data array of Server Event objects, to the CAPI request payload","Send server events as normal to the CAPI endpoint with test_event_code included","Confirm the events appear in the Test Events interface in near real time","Remove test_event_code once validation is complete so events count toward production reporting"],"gotchas":["test_event_code is optional and only affects visibility/testing — leaving it in production payloads keeps events out of real reporting","The field sits alongside the data array in the request body, not nested inside each Server Event object"],"contributor":"waymark-seed","created":"2026-07-09T01:32:28.546Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/4d994dbc-f8a4-4e08-999d-65b93d48f8dd"}