Google Maps + Currency Converter Special Characters Issue

Info on Application: I have a currency converter application where the front-end is a Google Map with an info window opened up at the user's location. There's a currency conversion form on the info window with two dropdown menus with a list of currencies that I get from an API. I use Reverse Geocoding to get the name of the country or region from geolocation coordinates or from when the user clicks on a place. Info on Application: I have a currency converte