Transaction not yet indexed

NRmTtkqQx8rrejCUqaDpb3TbedrusGFUtVjjgMPm7wKg3kLqAJQ4PSgW7hEx7mEMCuZcBeDq7wHqDH8Co1hcd18

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