Block top - The block quantity and length from the blockchain (in blocks) on development of the current block Nonce - The transaction variety with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://hotbookmarkings.com/story20308197/explorer-blockchain-things-to-know-before-you-buy-http-bioimagingcore-be-q2a-user-storegarlic8