Transaction not yet indexed

ex5xa9LjufZLaVdJ7LEzShRA5vAZxf5su6rLVVJCyDKnz7NM6ov1gr1KdKLLFEcLDNBsQd8L4iWxgKtsSev2e11

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