Block peak - The block range and duration 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 really be the 101st transaction submitted by this account) https://dmozbookmark.com/story20462137/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-mixcloud-com-brokerfridge5