Transaction not yet indexed

RLk1MHtVqd9Fx9tHSgyXSG75S6XXWyeEnVkk1Nj2ee4vpq3Q1FF9ywbiN5DBnVe9Q6vvGUAn39TZdZFLz6fHiVi

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