{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does Eth Signer in the blockchain use Ethereum private keys?","a":"Eth Signer is a tool in Ethereum wallets that allows users to sign transactions with their private keys. In the blockchain, Eth Signer follows the Ethereum smart contract specifications and mainly uses private keys through the following steps:\\n\\n1. The user creates an Ethereum transaction, including relevant information such as the recipient address, sender address, and transaction amount.\n\n\\n\\n2. The user sends the transaction information to the Eth Signer smart contract.\n\n\\n\\n3. After receiving the transaction information, the Eth Signer smart contract  calls the user's private key to sign the transaction. The private key"}]}],"pr":"c514a4f38b30ca27f231ddb03a7bef99f005b147c1a32bccde65980e4db259a7"}