Block height - The block selection and size on the blockchain (in blocks) on creation of the present block Nonce - The transaction variety for your from address (bear in mind this commences at 0 so a nonce of one hundred would actually be the a hundred and first transaction https://mixbookmark.com/story6226827/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-clancy-olesen-4-mdwrite-net-opening-the-record-your-resource-to-blockchain-investigation