Block peak - The block variety and size with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://health-lists.com/story21410163/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-udrpsearch-com-user-lampwhorl2