Transaction not yet indexed

iz1FSV3ttNKkKY2MdppYyqKY78MU5g6bhHXTfiQVh5PVQjxDfik2Z9XZm7V9PvbMQpm52zarJG94MBRvy1cLbCU

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