This capability is implemented by a Jive Module.
This feature may not be available on all Jive instances.

EventCalendarCount

Field	Type	Mode †	Description
`calendarDate`	`ISO 8601 Date`	read-only
`count`	`Integer`	read-only
`id`	`String`	read-only	Identifier (unique within an object type and Jive instance) of this object.
`resources`	`Object`	read-only	Resource links (and related permissions for the requesting person) relevant to this object.