Transaction not yet indexed

SSmfmdAiJNq2hqSiV8ef1rmiry42pHPwgFrCwEAcEzAaKdFSPqfSwX7nnfZsc6C51Vhza4rRTX9rfMhLZXitqx5

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