{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do consensus mechanisms in blockchain ensure data consistency?","a":"Node proposes block: Nodes that have successfully verified transactions propose new blocks containing  the verified transactions."}]}],"pr":"126a883848224c56695becb2e198c3117cd6e79ece2ad59b7bdd07a26c52163c"}