{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the interfaces that need to be implemented in the evidence module within a blockchain?","a":"Delete Evidence: This interface is  used to delete specified evidence from the blockchain, which is generally needed when errors or invalid evidence is discovered during the consensus process."}]}],"pr":"273edd47124ed1b88481391732a92655ff84726ca1d033c0b401b24e8d4611f6"}