This function takes an English text string as input and translates it to Morse code with an audio output using the FunTranslations API.
translate_to_morse_audio(text, api_key = NULL)
A list containing the translated Morse code text, the Morse code audio as a base64-encoded string, and other metadata.
A character string containing the English text to be translated.
(optional) Your FunTranslations API key, if you have a paid subscription.