Block top - The block selection and size in the blockchain (in blocks) on development of the current block Nonce - The transaction quantity for your from address (bear in mind this starts at 0 so a nonce of a hundred would essentially be the a hundred and first transaction https://socialbraintech.com/story5188589/what-does-blockchain-explorer-usdt-mean-https-coveruncle7-werite-net-blockchain-explorers-the-key-to-comprehending-copyright-transactions