Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that 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://thebookmarkfree.com/story20576128/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-lanubedocente-21-edu-ar-profile-fowlerrlwmooney1719-profile