Transaction not yet indexed

28MrJfvMuCKjuWzNgufzdiefx5xPTPmjUZyAx11ZbwceDvA7ePC16uRu7PBEtqAifs8pHRkEQvQaPrBBGJJYovr2

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