Transaction not yet indexed

55666QQC4jvTTAFcMkWLakJmZZpBoc3Wwiqoy4wE7DrcVtcfh9zHwqEu7si85SDfFY1vfDMtB9FaZEnUZFuUeDDm

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