{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are transactions in a blockchain?","a":"A transaction in a blockchain refers to a behavior of value exchange between participants in a decentralized network. These transactions are recorded, verified, and stored through blockchain technology, ensuring the security and reliability of the transactions. In blockchain transactions, both parties do not need to rely on centralized institutions (such as banks or payment service providers) to  ensure the authenticity and security of the transactions. The transaction process is transparent, efficient, reduces transaction costs, and improves data security. Blockchain technology is widely applied in various fields such as cryptocurrency, finance, supply chain management, IoT, healthcare, and more."}]}],"pr":"8650a11c63d507323e4e6afa2f45219dacb49e4a1a72c445cf5050deb1990409"}