Transaction not yet indexed

Xou8cUmLkBCLmBc8hsLMmXXgqkDvhMZPw9bL1oA6GPE8PVEQBoshAee5KyWNRaoYbqbD2oeDRTimaJxGymm712Q

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