{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does Solana achieve fast transaction confirmation and low fees in the blockchain?","a":"Adopting the Proof of History (POH) consensus algorithm: POH algorithm solves the problem of a single reliable time source in distributed networks, verifying the authenticity through timestamping. Compared to traditional consensus algorithms, POH  improves the security and performance of the network."}]}],"pr":"57dc38a063141d6c0125a3e8a6ef87497b958463fee0e02aa0b3c452152f0967"}