@type t() :: %Inttegro.Chime{
  created_at: String.t(),
  custom_data: %{optional(String.t()) => String.t()} | nil,
  customer_id: String.t() | nil,
  email: Inttegro.ChimeEmailMessage.t() | nil,
  full_message: String.t(),
  id: String.t(),
  idempotency_key: String.t() | nil,
  purpose: String.t() | nil,
  recipient: Inttegro.ChimeRecipient.t(),
  sender_id: String.t(),
  transmission: Inttegro.ChimeTransmission.t() | nil
}