{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the latest proposed improvements for smart contracts in blockchain?","a":"Performance optimization: To address the performance bottleneck of blockchain smart contracts, researchers have proposed some optimization methods, such as using efficient data structures, compression technologies, and parallel processing to  improve the execution speed and throughput of smart contracts."}]}],"pr":"2a0aebf4285e14fda55dcfcd7e84dd6321cae80a608d9668d8959de9fedcdacd"}