Transaction not yet indexed

28CUM3eeba2iK4XsExvru2pnoxDMoyBNWXZ51rEvnGe4CGKWtySFkTT89uYmjp9Dkn2L4VC2Kh72CvrTsnF5FGoQ

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