Block top - The block number and length on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkextent.com/story22170490/top-guidelines-of-explorer-blockchain-solana-https-forum-issabel-org-u-optionray7