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 a hundred would basically be the one hundred and first transaction https://bookmarklinking.com/story8116807/a-review-of-blockchain-explorer-usdt-https-clancy-olesen-4-mdwrite-net-opening-the-record-your-resource-to-blockchain-investigation