My parents say they will take all of my money

[heavyguy]

Short story: my family didnt like that I have made money from youtube and I have over 30k euro and they said is that they are thwir money and I dont deserve them.
What do I do ?
Also a proof from a small channel:

 

[Clementyse]

How old are you

 

[AryanFoidJester]

Illegal

Its your money but you probably shouldve paid taxes for it at that amount