{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can ensure RPC nodes in a blockchain obtain timely and effective state information regarding blockhash?","a":"Verify the connection speed and uptime of the RPC node provider: High-quality RPC node providers should have high-speed connections and a high uptime to ensure the effectiveness of the requests."}]}],"pr":"04e9d2efb278a60f24af9dd801ea781396a0083982d85714f25a8d0c0ac70eef"}