Block top - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (Keep in mind this begins at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://thebookmarkplaza.com/story20456154/explorer-blockchain-base-an-overview-https-pad-geolab-space-1eemv59krmalavl2pdd7cg