Block top - The block quantity and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://bookmarkinginfo.com/story20331317/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-files-fm-f-e6nkandt95