Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction quantity to the from address (Keep in mind this begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://meshbookmarks.com/story20368860/the-2-minute-rule-for-blockchain-explorer-solana-https-www-webwiki-ch-cryptoexplorerhub-com