Transaction not yet indexed

28Z6YvSDHDbQyKHVtN64w8ZXtkSowSNjBKspNTYAcuTbMapSokdzBWowdgkHcssLN3cA2yMJEBFFsRnq9GAkeNnJ

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