Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmarkmargin.com/story20588168/5-simple-statements-about-blockchain-explorer-solana-explained-https-rentry-co-4vomqtzo