Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (bear in mind this begins at 0 so a nonce of one hundred would in fact be the one hundred and first https://top100bookmark.com/story20764589/5-easy-facts-about-blockchain-explorer-api-described-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain