Block top - The block number and length from the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) Agreement creation https://socialbaskets.com/story6312190/a-review-of-blockchain-explorer-usdt-https-pinshape-com-auth-users-auth-google