Transaction not yet indexed

21SMpbq8kxEYBjbBFo2DhTgUnZVTJAQJovyPtWHsoSi5qm2yBiZCRUjx5Wp8xHVmfqtHkYqD6Jd1rqZFNJQvgUS9

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