{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to modify the metadata of a blockchain container?","a":"Get relevant tools and libraries: According to the blockchain platform you choose, obtain the corresponding development tools and libraries to operate on the blockchain  in your code. For example, on Ethereum, you can use the Solidity programming language and the Truffle development framework."}]}],"pr":"05fbc6ae23405bc14df4e02afc7aa447e59ccf539e06261a39831369325e4644"}