Block top - The block number and length of your blockchain (in blocks) on creation of the current block Nonce - The transaction variety with the from address (Remember this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) Deal generation https://210list.com/story21206253/5-tips-about-blockchain-explorer-you-can-use-today-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw