{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In blockchain, how to use the injectived tx sign command for transaction signing?","a":"Switch  to the directory of the blockchain client, such as the Ethereum client directory (such as `node_modules/ethereum-client/build/`)."}]}],"pr":"a7c4c115c7a2b048c64920897e82b48e831b1ac95dff34c13601a7d71237248a"}