{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"In a blockchain, how can the health status of RPC nodes be monitored?","a":"Error Rate Monitoring: Monitoring the number of errors generated by  RPC nodes during the processing of requests."}]}],"pr":"9e1ccf1a9beb56f7dca2d2595f38bbc94d0690d3aaea4c6b2e89db6a2da0bad4"}