@type t() :: %Raxol.Commands.ApplyThemeCommand{
  accessibility_options: map() | nil,
  command_id: String.t(),
  correlation_id: String.t(),
  expected_version: integer(),
  high_contrast_mode: boolean(),
  metadata: map(),
  terminal_id: String.t(),
  theme_id: String.t(),
  theme_settings: map() | nil,
  timestamp: integer(),
  user_id: String.t()
}