Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the a hundred and first transaction https://thejillist.com/story10627161/top-guidelines-of-explorer-blockchain-solana-https-www-webwiki-fr-cryptoexplorerhub-com