Block top - The block quantity and length on the blockchain (in blocks) on creation of the current block Nonce - The transaction number to the from address (Keep in mind this starts off at 0 so a nonce of 100 would truly be the a hundred and first transaction https://bookmarkuse.com/story20425843/getting-my-blockchain-explorer-ethereum-to-work-https-www-blurb-com-user-optionname7