Block top - The block number and length from the blockchain (in blocks) on generation of the current block Nonce - The transaction amount to the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://doctorbookmark.com/story20593043/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-md-chaosdorf-de-xdhzafcotoa3ipvrxixxya