{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can I execute the import of trace transaction data within a specific block range in a blockchain node?","a":"Choose an appropriate blockchain  technology: Firstly, determine which blockchain technology to use, such as Hyperledger Fabric, Ethereum, etc., to understand its programming specifications and data structures."}]}],"pr":"be33cda3afa2c98c01e04fe0112c26a61aee942b4f17beed31bc17241c630d18"}