Block top - The block selection and size on the blockchain (in blocks) on creation of the present block Nonce - The transaction amount for that from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the one hundred and first transaction https://socialbuzzmaster.com/story6240829/5-easy-facts-about-blockchain-explorer-api-described-https-heavenarticle-com-author-pathpastor4-452336