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 begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://bookmarksurl.com/story5934566/5-easy-facts-about-blockchain-explorer-api-described-https-rentry-co-4vomqtzo