Block height - The block amount 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 truly be the a hundred and first transaction https://thebookpage.com/story5967152/5-easy-facts-about-blockchain-explorer-api-described-https-www-webwiki-co-uk-cryptoexplorerhub-com