title: Typegoose Mongoose Error - Schema hasn't been registered for model
body: <p>I am facing issue with model registration and I have explained the code over here.</p>
  <p><a href="https://github.com/typegoose/typegoose/issues/633" rel="nofollow noreferrer">https://github.com/typegoose/typegoose/issues/633</a></p>
  <p>Can anybody please check and share the thoughts.</p>