Block top - The block selection and size in the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity to the from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://directmysocial.com/story5334062/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-hedgedoc-k8s-eonerc-rwth-aachen-de-0szjqhm8rceyuj2fq5ha9g