Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction number to the from address (Remember this starts at 0 so a nonce of a hundred would basically be the a hundred and first transaction submitted by https://bookmarkerz.com/story20153482/5-simple-statements-about-blockchain-explorer-solana-explained-https-pad-karuka-tech-vc6p2vmyr6a9ij1xxkanwg