Block height - The block variety and duration from the blockchain (in blocks) on creation of the present block Nonce - The transaction range for that from address (Remember this commences at 0 so a nonce of a hundred would in fact be the 101st transaction submitted by this account) https://bookmarkfox.com/story6238978/5-simple-statements-about-blockchain-explorer-solana-explained-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086