Block top - The block number and length in the blockchain (in blocks) on generation of the present block Nonce - The transaction range for the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://socials360.com/story11178125/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-canvas-instructure-com-eportfolios-4028322-entries-14252553