Block height - The block quantity and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://social-galaxy.com/story5798525/5-easy-facts-about-blockchain-explorer-api-described-https-telegra-ph-blockchain-trackers-the-key-to-grasping-copyright-transactions-09-04