Name: jmap_max_delayed_send
Type: DURATION
Default-Value: 512d
Last-Modified: 3.1.8

The value to return for the maxDelayedSend property of the JMAP
\"urn:ietf:params:jmap:emailsubmission\" capabilities object.  The Cyrus
JMAP implementation does not enforce this limit.

For backward compatibility, if no unit is specified, seconds is assumed.
