Transaction not yet indexed

YyuamYTKtMxQRdgXiTdsUVjdqCAN8a44D2qGEfD8HhtUfR1f9ocRZPgPQaLLuHax2hKP4o1dJ8ey1rUU5KmskS4

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