@type t() :: %Docspring.Model.TemplateDefaultsInput{
  alignment: Docspring.Model.TextAlignment.t() | nil,
  background_color: String.t() | nil,
  bold: boolean() | nil,
  character_spacing: number() | nil,
  check_background_color: String.t() | nil,
  check_character: Docspring.Model.CheckCharacter.t() | nil,
  check_color: String.t() | nil,
  color: String.t() | nil,
  date_format: String.t() | nil,
  date_time_format: String.t() | nil,
  false_text: String.t() | nil,
  font_size: integer() | nil,
  opacity: number() | nil,
  required_field_background_color: String.t() | nil,
  shape_border_color: String.t() | nil,
  shape_border_width: integer() | nil,
  shape_fill_color: String.t() | nil,
  true_text: String.t() | nil,
  typeface: Docspring.Model.Typeface.t() | nil,
  uppercase: boolean() | nil
}