Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Agreement https://zanybookmarks.com/story20446220/the-definitive-guide-to-explorer-blockchain-ethereum-https-forum-issabel-org-u-optionray7