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 commences at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://loanbookmark.com/story20689631/explorer-blockchain-base-an-overview-https-md-kif-rocks-qxb6ylbntwcjnvrpqnzeqw