Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://bookmarkoffire.com/story20262522/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-www-woorips-vic-edu-au-profile-jessenisrgibbons96537-profile