{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to start the JSON-RPC API for node deployment in a blockchain to support transaction tracking?","a":"Configure the node  software to enable the JSON-RPC API. This usually involves modifying the configuration file (such as `geth.toml`) to enable the JSON-RPC interface and setting the port (such as 8545)."}]}],"pr":"f8258489fca92f88ff86a12c1853d770513d95a55533b1c8a93ba348f1dac061"}