{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain mining work?","a":"Blocks and Transactions: Bitcoin transactions are packaged into blocks, which are connected together in chronological order to form a blockchain. Each block contains a certain number  of transaction records and a meta data called block header."}]}],"pr":"f76c0a0e79bac6b9274d3bf74d483048b2619a13f1a2538aa8df7abec6e9d659"}