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 (Keep in mind this commences at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://bookmarkeasier.com/story20070182/the-ultimate-guide-to-eth-blockchain-explorer-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain