If for any reason the URL was not automatically forwarded to the destination website you can manually decode a URL using this website:

http://www.togglecase.com/url_encode_decode and use the decode URL function. 

And example before and after

Encoded URL

connect.intuit.com%2Fportal%2Fapp%2FCommerceNetwork%2Fview%2Fff931fa1640a44978c1a84031414dfb7a1923507381746afb1bb11eb9ba6a0f1c8bbbcb1661a4f45a76fd759%3Flocale%3Den_US%26cta%3Dviewinvoicenow%26src%3Dqbdt&id=2f6e&rcpt=&tss=1519075463&msgid=3fa63bfa-15bb-11e8-a139-9be22e36476d&html=1&h=146c7538

Decoded URL

connect.intuit.com/portal/app/CommerceNetwork/view/ff931fa1640a44978c1a84031414dfb7a1923507381746afb1bb11eb9ba6a0f1c8bbbcb1661a4f45a76fd759cbdc0838?locale=en_US&cta=viewinvoicenow&src=qbdt&id=2f6e&rcpt=&tss=1519075463&msgid=3fa63bfa-15bb-11e8-a139-9be22e36476d&html=1&h=146c7538