{
"$schema": "http://json-schema.org/draft-07/schema#",
"title": "DateTime",
"description": "A date and time value using either RFC3339 or UNIX time representation.",
"type": "string",
"format": "The RFC 3339 representation is a string conforming to https://tools.ietf.org/rfc/rfc3339.txt. The Unix representation is a string representing the number of seconds since the Unix Epoch (January 1st, 1970 at UTC). The value is a fractional number, where the fractional part represents a fraction of a second (up to nine decimal places)."
}