If you don't have the money to pay those crypto signal providers, simply don't get one. The only person you could rely to give you trading signals is yourself. Yes, you're the one who is responsible on getting yourself better and better each day in trading world in exchange of losing money, that is normal, don't expect earning a lot of money when you're just starting your Trading journey. ..
Even with unsuccessful trading, you will get experience in return for your lost money, but if you use signals, you will simply lose your money without getting anything in return. So it's really the right decision to use your knowledge and experience, which will definitely be added to you from deal to deal.
There is really no guarantees that paying for trading signals providers will always bring profits for you. They always lose for sure because even experts fail their trades too. And once they lose, they are not losing theirs but your money. So never rush in making profits like you just rely for someone to do the trades for you. Learn it on your own through gaining more knowledge and a lot of experiences, even if it means losing most of the time. That is trading. You will only be good in trading if you learn how to study the market and understand it well and treat trading like a real business.