Block top - The block number and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for your from address (Keep in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://bookmarklethq.com/story20229923/5-easy-facts-about-blockchain-explorer-api-described-https-list-ly-churchkjeldsen86wpibju