Transaction not yet indexed

52tzmPkHJ44zFiqr9GuC6nM5YaZEJbtyTKY96Xeoq5WNgx1BWqKRPKxiZAg8PDRoNekwVnqw3kdrooPz5K5yXUqm

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