{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What states of accounts does the BPF loader support in a blockchain upgrade?","a":"Contract Account:this account  is used for deploying and executing smart contracts, and holders can achieve specific functions by writing smart contract code."}]}],"pr":"294f84a530f005eef5a3fd974c303190caf9d3d596a3c0191464527a7be5e3e9"}