{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to regenerate blockchain data?","a":"Understanding blockchain fundamental principles: Essentially, a blockchain is a decentralized distributed database composed of multiple blocks, each containing  a certain number of transaction records. Blocks are linked together through hash links, forming a continuously growing chain."}]}],"pr":"96e9f0e067762433bf66f05538fd079c14e16ff2f07d7bbecc2076238386f8f1"}