can send html format email

pojo/MailPojo.py

@@ -0,0 +1,14 @@
+class MailPojo:
+    email: str
+
+    def __init__(self, email: str):
+        self.email = email
+
+    @staticmethod
+    def from_firestore_dict(source):
+        email = source['email']
+        result = MailPojo(email=email)
+        return result
+
+    def __repr__(self):
+        return "email = " + self.email

pojo/ReserveResultPojo.py

@@ -31,11 +31,12 @@ class ReserveResultPojo:
         email = source['email']
         lastName = source['lastName']
         firstName = source['firstName']
-        accepted = source['accepted']
         result = ReserveResultPojo(type=publish_type, phone=phone,
                                    message=message, url=url, email=email,
                                    firstName=firstName, lastName=lastName)
-        result.accepted = accepted
+        if 'accepted' in source:
+            accepted = source['accepted']
+            result.accepted = accepted
         result.id = id
         return result