display and encode only hex with OP_RETURN

gui/qt/paytoedit.py

@@ -66,17 +66,17 @@ class PayToEdit(ScanQRTextEdit):
         self.setStyleSheet("QWidget { background-color:#ffcccc;}")
 
     def parse_address_and_amount(self, line):
-        m = re.match('^OP_RETURN\s+"(.+)"$', line.strip())
+        m = re.match('^OP_RETURN\s+([0-9a-fA-F]+)$', line.strip())
         if m:
-            type = 'op_return'
-            address = m.group(1)
+            _type = 'op_return'
+            address = m.group(1).decode('hex')
             amount = 0
         else:
             x, y = line.split(',')
-            type = 'address'
+            _type = 'address'
             address = self.parse_address(x)
             amount = self.parse_amount(y)
-        return type, address, amount
+        return _type, address, amount
 
 
     def parse_amount(self, x):