Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (bear in mind this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by https://bookmark-master.com/story20447877/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-divephotoguide-com-user-puffinstone3