Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://binksites.com/story10552038/5-simple-statements-about-blockchain-explorer-solana-explained-https-independent-academia-edu-drewandreassen4