{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can a JavaScript function be used to calculate the cost of creating a concurrent Merkle tree on the chain?","a":"First, ensure that you have installed the Web3.js library to interact with the blockchain. You can install  Web3.js using the following command:"}]}],"pr":"7a98dc446e43293daa4527b95dbabc8ddb79a4389ae8740afd4aa74532508a85"}