Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction number for your from address (Keep in mind this begins at 0 so a nonce of one hundred would in fact be the a hundred and first https://webnowmedia.com/story5729244/details-fiction-and-explorer-blockchain-ethereum-https-files-fm-f-e6nkandt95