Transaction not yet indexed

5UbZdY8R9mMEU9zFBHa3T5zgfBfVB1enYPkhy5ynVRFqfiL3sfAQ3B5UshbTeS3SxzzcuT2mSQ6RvVqJq28BF4UE

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