Block top - The block quantity and length in the blockchain (in blocks) on creation of the current block Nonce - The transaction selection to the from address (bear in mind this commences at 0 so a nonce of a hundred would actually be the a hundred and first transaction https://followbookmarks.com/story20328232/a-review-of-blockchain-explorer-usdt-https-vuf-minagricultura-gov-co-lists-informacin-20servicios-20web-dispform-aspx-id-11784754