Transaction not yet indexed

21ULWrYWdHUvAT229vUBStHqSUYyEkkcgu1EGstBprMChMbxRUEKqB1dUVGDZpkHwyoBNd5UN4UtGuFNxwReyV13

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