{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can command line tools for blockchain technology be used to validate the effectiveness of signers and return their specific paths?","a":"Import the necessary  libraries and modules, such as in Java, where you need to import the web3j library to interact with the Ethereum blockchain."}]}],"pr":"bdbcadec17e66fe39cfc1df31150b46adaac6224af104c80416c94c31b8ee87e"}