Fix require_user! behavior when not logged in (#4604)

app/controllers/api/base_controller.rb

@@ -62,11 +62,12 @@ class Api::BaseController < ApplicationController
   end
 
   def require_user!
-    current_resource_owner
+    if current_user
       set_user_activity
-  rescue ActiveRecord::RecordNotFound
+    else
       render json: { error: 'This method requires an authenticated user' }, status: 422
     end
+  end
 
   def render_empty
     render json: {}, status: 200