Block top - The block quantity and duration in the blockchain (in blocks) on development of the current block Nonce - The transaction variety with the from address (Keep in mind this begins at 0 so a nonce of 100 would really be the one hundred and first transaction submitted https://nowbookmarks.com/story20730771/a-review-of-blockchain-explorer-usdt-https-pad-karuka-tech-vc6p2vmyr6a9ij1xxkanwg