{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the future development trends of consensus mechanisms in blockchain?","a":"From chain-based consensus to graph-based consensus: With the development of blockchain technology, graph-based consensus mechanisms are gradually attracting attention. Graph-based consensus mechanisms introduce graph theory concepts and  incorporate the relationships between nodes into the design of consensus algorithms, thus"}]}],"pr":"57a2a600f4a962bacfc9074cca3517b728c3d5b2fb03f89c90b7b620b51f162b"}