Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction number for your from address (Keep in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://apollobookmarks.com/story20545469/the-definitive-guide-to-explorer-blockchain-ethereum-https-pad-karuka-tech-vc6p2vmyr6a9ij1xxkanwg