Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://bookmarkingace.com/story20227107/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-pad-geolab-space-1eemv59krmalavl2pdd7cg