{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the responsibilities and obligations of validators in a blockchain?","a":"Confirm consensus: Validators need to participate in the consensus process of the blockchain network,  confirming the validity of transactions based on the consensus algorithm and adding them to new blocks."}]}],"pr":"d0aa49c23fadb03ebd42e9a136690054e7042cb66f57aedb6a16aeae609a6235"}