{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How is the operation of validating nodes executed in a blockchain?","a":"Install and configure the validator node software: First, the appropriate blockchain software needs to be installed on the server, such as Polkadot, Ethereum, etc. The installation steps may vary  depending on the blockchain project."}]}],"pr":"9535faf87a9f5b12e6c21b02b7c81250de011d5fee6789606b6bc6cadfe38b1d"}