Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction variety 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://bookmarkquotes.com/story20334934/the-2-minute-rule-for-blockchain-explorer-solana-https-posteezy-com-past-these-blocks-discovering-realm-copyright-explorers