Transaction not yet indexed

YKu43brsoSmcM2CLd8NfLhkRJiFuHz3FnkXt1f9azXMJuZf6BtrAD1j7rUyQEgqRgWeS65w6CLPGDRX5fc1jfjv

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