Transaction not yet indexed

1LAMr28ZqEgEd2AbXn2wnff8rTs67D1uCJYKTeaPP4bK2hrhrz6f4LEs6dQXNUKhFNxWHKNMGSVJewuTAFPXMhY

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