MyApp.Cldr.Number.Format.currency_spacing

You're seeing just the function currency_spacing, go back to MyApp.Cldr.Number.Format module for more information.
Link to this function

currency_spacing(locale, number_system)

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Specs

currency_spacing(
  Cldr.LanguageTag.t() | Cldr.Locale.locale_name(),
  Cldr.Number.System.system_name()
) :: map() | {:error, {module(), String.t()}}

Returns the currency space for a given locale and number system.