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 starts at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://minibookmarking.com/story20377375/5-easy-facts-about-blockchain-explorer-api-described-https-www-multichain-com-qa-user-knotdrop3