Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://thesocialroi.com/story10406733/5-simple-statements-about-blockchain-explorer-solana-explained-https-md-swk-web-com-onnbpblstmy8giqdrhnkga