Block peak - The block range and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction quantity for your from address (bear in mind this starts at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://johsocial.com/story11038523/5-easy-facts-about-blockchain-explorer-api-described-https-setiathome-berkeley-edu-show-user-php-userid-13199150