{"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":"678c62dcf24fdff2b03510fd6fc37a9e89cd81a0b123fa03bbcf5eb1d079be48"}