@type t() :: %PlaidEx.Schemas.Item{
  available_products: [String.t()],
  billed_products: [String.t()],
  consent_expiration_time: String.t() | nil,
  error: map() | nil,
  institution_id: String.t() | nil,
  item_id: String.t(),
  update_type: String.t() | nil,
  webhook: String.t() | nil
}