Block top - The block range and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction quantity for your from address (bear in mind this begins at 0 so a nonce of 100 would really be the 101st transaction submitted by this account) https://bookmarksbay.com/story20359695/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-case-edu-cgi-bin-newsline-pl-url-https-cryptoexplorerhub-com