Block top - The block selection 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://tripsbookmarks.com/story20619838/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q