{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"The proposal module of a blockchain can use which protocol for querying?","a":"Blockchain browser protocols: such as EVM browsers for Ethereum and Blockchain browsers for  Bitcoin, which allow users to query information about blocks, transactions, and contracts."}]}],"pr":"c8953b55296aead88a0745acba014c2c02bb6761c4c1f2cbb4b67e527cf3f9ca"}