Transaction not yet indexed

5S21LYpeZvnFZNBh4JhK51mLUpGRbqZ81g1WdmSW98fdXDSWR4Tg8U5JnBx7BmMSwshFBKgJEoVPQ2oLmMLYNz9X

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