copyright Explorer Api https://hedgedoc.k8s.eonerc.rwth-aachen.de/ftwXmwWQS3aRxqs88ptGCw/ So, if there is a large number of transactions within the mempool and also you paid a relatively very low transaction cost, your transaction can continue to be unconfirmed for an extended time frame because miners/validators will select transactions with higher service fees to start with. https://bookmarkshut.com/story21603645/blockchain-explorer-confirmed-transactions-top-blockchain-explorer-xrp-secrets-https-cutt-ly-3rj9ygbc