{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to enable JavaScript-based tracking functionality in a blockchain?","a":"Learn the corresponding programming language: According to the blockchain platform you choose, learn the corresponding programming language. For example, if you choose Ethereum, you need to  learn Solidity; if you choose Polkadot, you need to learn Substrate programming."}]}],"pr":"aa62ba0ab0cbae944396d39d6ec76409ca2c992395cc2bfedb97f4c10f64ca9c"}