I'm using gem 'spree_paypal_express', :github =>
"spree/spree_paypal_express", :branch => "1-3-stable" in my Gemfile and
have setup the PayPal Express payment method but when I click PayPal
Express in the checkout flow I get errors about having the wrong
Seems like PayPal has changed their API because I don't see "Signature"
anymore, just Client/Secret and API url when I go into my PayPal dev
Anyone been down this road and can steer me the right direction?