@type t() :: %Relyra.Security.XML.SaxyTree.Node{
  attrs: [{String.t(), String.t()}],
  children: [t()],
  content: [text: String.t(), element: t()],
  end_byte: non_neg_integer() | nil,
  local: String.t(),
  ns: %{optional(String.t()) => String.t()},
  prefix: String.t(),
  qname: String.t(),
  start_byte: non_neg_integer() | nil,
  text: String.t()
}