Transaction not yet indexed

iUnN2FFHubTkmTubRtQPa3uJC62Gdh2a4dkZbm9CcyXDMg1QiBAPAcXLoSwgr9ELEFvGa5jAWduzgENXXGCZsim

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