Transaction not yet indexed

52nuxmo311PJ5htjsT85a3x3mPMY6F2YoqeUd1Z89GPUpJgtEVPDpJM81ZWz8Nd4TMuR5JFBbTcm1QRe1ewGiNk2

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