Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://getsocialsource.com/story6283404/a-review-of-blockchain-explorer-usdt-https-files-fm-f-e6nkandt95