OptionalsourceThe schedule specification format.
Currently only supports:
"@at new Date(Date.now() + 60_000).toISOString()
Note: The ADR-51 specification defines additional formats that may be supported in future server versions.
The subject the message will be delivered to
OptionalttlSets a message TTL if the stream supports per-message TTL.
Instructs the schedule to read the last message on the given subject and publish. If the subject is empty, nothing is published. Wildcards are NOT supported.