{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the steps required for data synchronization in a blockchain?","a":"Consensus mechanism: In the blockchain network, nodes need to reach a consensus to confirm the transactions in the  new block."}]}],"pr":"c7a7ce2a81fda9cb55ba217f461d2bf317e62574a49ca117e4856cc78f2f7ce3"}