Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Agreement creation https://linkingbookmark.com/story20475267/the-2-minute-rule-for-blockchain-explorer-solana-https-files-fm-f-e6nkandt95