Are you kidding me? 50 000?? And youre asking what to do with it? Here are some steps :
1. Make a more wallets or save them from different wallets
2. It is still not secure so you must get soneone to take care of it.
3 And here I am waiting for you to send me your Bitcoins.
4. PM me and we will talk, ok?
Im waiting and i am really not patient.
I seriously cannot see if you are serious or not, if so, look up his post history, he is joining a 1m
BTC assignment, do you really think he has 50k Bitcoin?
And if he has 50k bitcoin, do you really think he is going to gift it to a 12 year old?