can anyone tell me after how many hours these paid will be valid?
??
https://blockchain.info/tx/5bb640acbbe7533c36f213650fcf769306b655034d337400eab12362aaaf87d1
Thats valid but most people call valid after get confirmation at least 1 confirmation.??https://blockchain.info/tx/5bb640acbbe7533c36f213650fcf769306b655034d337400eab12362aaaf87d1