Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction variety for that from address (Remember this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted by this https://bookmarkinginfo.com/story20204282/5-simple-statements-about-blockchain-explorer-solana-explained-https-www-folkd-com-submit-cryptoexplorerhub-com