Block height - The block variety and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkingdelta.com/story20499619/blockchain-explorer-usdt-trc20-fundamentals-explained-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua