Block top - The block quantity and length on the blockchain (in blocks) on generation of the current block Nonce - The transaction amount with the from address (bear in mind this begins at 0 so a nonce of 100 would truly be the 101st transaction submitted by this account) https://webookmarks.com/story6194444/explorer-blockchain-things-to-know-before-you-buy-https-www-udrpsearch-com-user-lampwhorl2