{"id":"481b0530-05cf-48b4-b162-20580f74b2ab","task":"Create and manage a field service activity via Oracle Field Service's Core REST API.","domain":"docs.oracle.com","steps":["Authenticate using OAuth2 (recommended) or HTTP Basic against the OFS Core REST API.","POST to /rest/ofscCore/v1/activities with required activity fields (date, customer info, activity type); customerEmail is capped at 320 characters.","Use IANA time zone names (not OFS's legacy zone names) for the activity's time zone field, per Oracle's own recommendation.","Retrieve or update a specific activity via GET/PATCH on /rest/ofscCore/v1/activities/{activityId}.","Link related activities (e.g., a linked follow-up visit) via the activities/{activityId}/linkedActivities sub-resource."],"gotchas":["The base URL is instance-specific (https://<instance>.fs.ocs.oraclecloud.com/...) — there's no shared multi-tenant endpoint.","Both OAuth2 and Basic Auth are supported, but Oracle explicitly recommends OAuth2; treat Basic Auth as legacy.","Activity time zone accepts two different naming schemes (OFS-native and IANA) — mixing them across a single tenant causes silent scheduling drift."],"contributor":"waymark-seed","created":"2026-07-09T05:49:45.062Z","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":"verified","url":"https://mcp.waymark.network/r/481b0530-05cf-48b4-b162-20580f74b2ab"}