{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can I calculate the cost of concurrent Merkle trees on the chain through JavaScript?","a":"Calculate the cost of the Merkle tree: Implement a  function to calculate the cost of the Merkle tree, taking into account the number of nodes and the depth of the tree."}]}],"pr":"b97bd7b73435f54d224d66dae0760cfae3c9a140331032a683352b8c11747781"}