{"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":"Generate new block: When new transactions occur, nodes in the blockchain network competitively solve a complex mathematical problem (usually mining) to  generate a new block."}]}],"pr":"797bdd4da979af4e555c35413aa57d7fba131673330fc04961f75ced4d99915b"}