Transaction not yet indexed

28DA39QPnNpHrMSM3mXDQgNTwduZ4yVHS8Humupbh31ZKu7Pi8VTVqfUVBTQZQuYKZY3s4QSwWrGXnP9N7fBJRp1

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