{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to create a simple file system wallet for testing?","a":"Choose  a suitable programming language: First, decide which programming language you want to use to create the wallet. Some common programming languages include Python, Java, C++, and JavaScript."}]}],"pr":"6db1bb74df507701cde8c8662f617897b5c8085e7a040fd511a1d9d274e22d01"}