Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Agreement https://apollobookmarks.com/story20238154/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-arrowheadpride-com-users-churchkjeldse