https://blockchain.info/tx/49d3be370996ba5104d50e7e2e9d29eb20019adf02e2d388afcffbd6f3b7b8ee

i have a question, if a pay viabtc service, it will get confirmed, 100% guarantee?

my fee was too low, i made a mistake.

I want to pay this service, but i want to be sure it works