{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do I get the first available block in storage?","a":"For blockchain systems, such as Ethereum or Bitcoin, you can use the corresponding client or API to query the first  available block on the blockchain. For example, on Ethereum, you can use the Web3.js library or communicate directly with Ethereum nodes to get the current block of the blockchain."}]}],"pr":"11f29e5196907796e914592c5ce445eacb4ac440ea0194574310344e7b9ea97b"}