Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://thebookmarknight.com/story20647707/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-urlscan-io-result-0199164a-7dbe-7737-944c-199699cc315c