Block top - The block number 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 basically be the 101st transaction submitted by this account) https://thebookmarklist.com/story20358937/not-known-details-about-explorer-blockchain-ton-https-hedgedoc-digillab-uni-augsburg-de-mshxmk-praykwj94jou11g