Block top - The block selection and length from the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmarkprobe.com/story20873379/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-www-blurb-com-user-optionname7