@type t() :: %BSV.ARC.Config{
  api_key: String.t() | nil,
  base_url: String.t(),
  callback_token: String.t() | nil,
  callback_url: String.t() | nil,
  cumulative_fee_validation: boolean(),
  full_status_updates: boolean(),
  max_timeout: non_neg_integer() | nil,
  skip_fee_validation: boolean(),
  skip_script_validation: boolean(),
  skip_tx_validation: boolean(),
  wait_for_status: BSV.ARC.Types.arc_status() | nil
}