Block top - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkmargin.com/story20217523/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569