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 one hundred would essentially be the one hundred and first transaction https://mixbookmark.com/story6074006/5-simple-statements-about-blockchain-explorer-solana-explained-https-md-entropia-de-aifurowaq7oqbm16-zzrcw