Schedule or clear a number's future auto-release
Set or clear the future auto-release date on a held DID in a single PATCH (Twilio / Bandwidth release_on parity). Send release_at as a strictly-future ISO-8601 instant to arm the release, or release_at: null to clear it. The number is NOT released on write — the date is persisted to the row and a separate sweeper drives the existing release lifecycle when it arrives. This is the lightweight metadata toggle; the sibling GET / PUT / DELETE on this path expose the richer operator-set schedule object. Org-ownership is enforced per call so a sibling sub-org sharing the tenant schema cannot arm or clear a release on a number it does not own. Scoped on numbers:write (owner / admin / developer).
Authorizations
Dashboard JWT token from Clerk
Path Parameters
Body
ISO-8601 timestamp at which the held DID should be automatically released back to inventory. Must be strictly in the future; pass null to clear an existing scheduled release.