Hi, I am almost in the situation as you except me and my wife did softlanding and returned home country, after that my wife got pregnant and deliveredaa twin outside Canada. Now we want to apply for visitor visa as we can't do sponsorship.
please I have some questionsif you don't mind :
1/ did use Gckey account or the ircc portal // IRCC Portal
2/did you appoint your self as representative for the child? //No need to appoint..parents are de-facto representative
3/what did you answer the question "what are you plan to do in Canada" from the child's perspective? // Live with parents
4/how much funds declared for child // whatever you have in your bank
5/did explain the whole situation about you and your child born outside of Canada? No
Thank you in advance and sorry for the many questions.