Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for 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://webookmarks.com/story6208565/the-blockchain-explorer-usdt-trc20-diaries-https-mlx-su-paste-view-d02eef60