Blockchain Explorer Website https://files.fm/f/77bncktkx3 So, when there is a lot of transactions inside the mempool and also you paid a relatively lower transaction cost, your transaction can continue being unconfirmed for an extended time period since miners/validators will pick out transactions with larger charges to start with. It is kind https://total-bookmark.com/story20443862/blockchain-explorer-tools-the-basic-principles-of-blockchain-explorer-tron-https-cutt-ly-3rj9ygbc