{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can I obtain evidence of a specific hash value through gRPC?","a":"Write client code to call the gRPC service. In this case, you  will need to use a gRPC client library (such as Google's gRPC Java client library) to communicate with the service."}]}],"pr":"7d8c0b2b845e13272a23b1b6373d3819f77a8af8a5fbb55f109bbbce38bbf8b3"}