Transaction not yet indexed

Lu52CEoDZAKFDMbjjFLtsuScAxe8gZ17nfpebBaZovXAwxLTQ9o6W9f3rdAd2xb25pUwbxA5J5CDbxEP4bDJcpM

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.