Transaction not yet indexed

3SimkPh21CAkBPvfuqexoNt2MShstTqawbMUXKLLsMqUr5LdAHZd6kndrHkFsJBFviZGW4yc3TS6i6PgrxKL2hj6

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