Blockchain Explorer Usdc https://intensedebate.com/people/sheehan95henri So, when there is a lot of transactions inside the mempool and you also compensated a relatively reduced transaction fee, your transaction can continue being unconfirmed for an extended time period since miners/validators will find transactions with better costs first. An unconfirmed transaction is any transaction https://bookmark-nation.com/story20297043/blockchain-explorer-one-top-guidelines-of-eth-blockchain-explorer-https-cutt-ly-3rj9ygbc