{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the address rules in blockchain?","a":"Length limitation: The address length is limited, and under normal circumstances,  the address length is 256 bits. This means that the address space is very large, making it difficult to be cracked by brute force."}]}],"pr":"4207fa29a08410a320089f4a7cb3b3b7da9b3599030b3a0e2078bb034e250a48"}