Get Availability Request
public GetAvailabilityRequest GetAvailabilityRequest(@Json(name = "start_time" ) Integer startTime, @Json(name = "end_time" ) Integer endTime, @Json(name = "participants" ) List<AvailabilityParticipant> participants, @Json(name = "duration_minutes" ) Integer durationMinutes, @Json(name = "interval_minutes" ) Integer intervalMinutes, @Json(name = "round_to_30_minutes" ) Boolean roundTo30Minutes, @Json(name = "availability_rules" ) AvailabilityRules availabilityRules)