TaskRecurrence
object
freqrequired- "daily" | "weekly" | "monthly"
intervalrequired- integer
countrequired- integer or null
Occurrences left, this one included.
untilrequired- string or null
Last local date (YYYY-MM-DD).
{
"freq": "daily",
"interval": 1,
"count": 0,
"until": "string"
}