{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can the value of the recent block hash be utilized in activities in the blockchain?","a":"First, understand the basic concepts and structure of the blockchain. The blockchain is a chain-like data structure composed of multiple blocks, each containing a certain amount of  transaction information. Each block in the blockchain contains the hash value of the previous block, forming a chain that ensures the decentralized and tamper-proof characteristics of the blockchain."}]}],"pr":"aaf66f8fcc070aba1b169f70c4f47b1344f5e39fe8cb012111582ca7cac3a266"}