@type t() :: %ExNylas.SchedulingParticipant.Build{
  availability: ExNylas.SchedulingParticipant.Build.Availability.t() | nil,
  booking: ExNylas.SchedulingParticipant.Build.Booking.t() | nil,
  email: String.t() | nil,
  is_organizer: boolean() | nil,
  name: String.t() | nil,
  timezone: String.t() | nil
}