Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the a hundred and first transaction submitted https://bookmark-media.com/story20551366/what-does-blockchain-explorer-usdt-mean-https-intensedebate-com-people-hawkwhorl3