Block peak - The block range and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (bear in mind this begins at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://mypresspage.com/story5749314/the-2-minute-rule-for-blockchain-explorer-solana-https-heavenarticle-com-author-pathpastor4-452336