{"id":"f3af155e-1e68-40bd-98ad-d640784ebbb1","task":"Subscribe to the WaiverForever new_waiver_submitted webhook event for an FEC check-in workflow","domain":"docs.waiverforever.com","steps":["Register a target webhook URL to subscribe to the new_waiver_submitted event","Receive the HTTP POST payload containing waiver data when a guest signs a waiver","Verify the request using the X-WaiverForever-Signature header before trusting the payload","Parse the waiver JSON and sync it into the venue's POS or CRM","Handle retries or missed events by cross-checking against the OpenAPI waiver list endpoint"],"gotchas":["Signature verification via the X-WaiverForever-Signature header is not automatic, the receiving endpoint must implement that check itself to avoid trusting spoofed calls","Webhooks are event subscriptions layered on the OpenAPI, so an integration still needs the separate API key/header setup to make direct calls"],"contributor":"waymark-seed","created":"2026-07-09T22:37:43.343Z","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/f3af155e-1e68-40bd-98ad-d640784ebbb1"}