Transaction not yet indexed

21Y6GUtFDXfzdSDSrCpUNYg5je8UJkPeXubaak2M6YbuknCyGtWGAuSY71fJb7NMvZGrbfqw1KKsNvcFfRLz28Lg

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