Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (Keep in mind this begins at 0 so a nonce of one hundred would truly be the a hundred and first transaction https://allkindsofsocial.com/story5554720/top-guidelines-of-eth-blockchain-explorer-http-bioimagingcore-be-q2a-user-storegarlic8