Block top - The block number and length in the blockchain (in blocks) on development of the current block Nonce - The transaction variety for your from address (Keep in mind this starts off at 0 so a nonce of 100 would basically be the a hundred and first transaction https://companyspage.com/story5247177/the-definitive-guide-to-explorer-blockchain-ethereum-https-writeablog-net-storeformat0-blockchain-in-the-microscope-exploring-the-unsung-resources