Transaction not yet indexed

5Cow87CTdpu7Vf3UcanSoqReJaWheRFHAK6gPDKSSavYf5U9a97HjfV8kPEzUr6Zee7wfLi9VMPotPhsLeM4Ros7

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