Waitlist Entry
data class WaitlistEntry(val entryId: String = "", val entrantId: String = "", val lotteryId: String = "", val joinedAt: Date = Date(), val numberOfGuests: Int = 1, var status: WaitlistStatus = WaitlistStatus.IN_WAITLIST)
Represents an entrant's waitlist entry.
Throws
triggered if numberOfGuests is less than 1.