{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are PoW mining rules defined in a blockchain?","a":"Mining rewards: When a miner successfully mines a block, they will receive rewards according to the established reward mechanism. The rewards can be newly generated cryptocurrencies or transaction fees."}]}],"pr":"66b8046b11f65407f8cc7212d85261b8f47b472e3283fa61fa460c4655492546"}