{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the core features of blockchain technology?","a":"Independence: Based on consensus rules, blockchain technology maintains its independence from external influences and operates autonomously. Once a block  is added to the chain, it cannot be changed or deleted, ensuring the integrity and security of the entire blockchain."}]}],"pr":"b4a3aef513ffd2a947a4159701e98bf9639e25dbc0ce7fe5e9325385d468dd57"}