{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to run a blockchain node and join a test network?","a":"Download and install relevant tools: According to the blockchain technology you choose, download and install the corresponding client tools and libraries. For example, for Hyperledger Fabric, you need to install the Go language environment and Fabric  command-line tools."}]}],"pr":"fb71f2544a41d84370185a58991bf8e874c0735bebcfaaa669958cfc4f7e73af"}