Mantle Blockchain Explorer https://www.hulkshare.com/maychen9/ A blockchain unconfirmed transaction refers into a transaction initiated by a user that is definitely but to be confirmed and recorded about the blockchain by a validator or miner. It is actually often known as a zero-affirmation transaction. These transactions remain in the mempool (memory pool) https://guideyoursocial.com/story5542175/explorer-blockchain-5-simple-techniques-for-blockchain-explorer-xrp-https-cutt-ly-3rj9ygbc