Block height - The block quantity and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction amount for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://bookmarkunit.com/story20463192/blockchain-explorer-usdt-trc20-fundamentals-explained-https-forum-issabel-org-u-optionray7