Block height - The block variety and size with 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 100 would in fact be the a hundred and first transaction https://sociallweb.com/story5793856/top-guidelines-of-eth-blockchain-explorer-https-www-multichain-com-qa-user-knotdrop3