generated: '2026-07-21' method: searched source: https://docs.vindicia.com/category/developerhub authentication: style: API key (merchant-issued, header) for Subscribe/Retain; OAuth2/OIDC for Connect identity ref: authentication/vindicia-authentication.yml webhooks: supported: true ref: asyncapi/vindicia-webhooks.yml health_check: supported: true docs: https://docs.vindicia.com/bundle/b_merchantOnboardingGuide/page/topics/healthCheckEndpointAbout_c.html errors: ref: errors/vindicia-error-codes.yml lifecycle: ref: lifecycle/vindicia-lifecycle.yml idempotency: supported: unknown notes: No idempotency-key contract was located in the public docs; not asserted. pagination: style: unknown notes: Not captured verbatim from the client-rendered docs. versioning: style: per-product (e.g. Retain V1.5); Subscribe/Connect via dated release notes notes: >- Cross-cutting semantics for the Vindicia REST platform, assembled from the published developer documentation. Fields marked "unknown" were not rendered verbatim from the Zoomin docs and are deliberately not fabricated. Idempotency is NOT asserted (no documented idempotency-key contract found), so no Idempotency pointer is emitted.