Transaction not yet indexed

YKUmpf28KHe7FR9AP5N5vhDwWZKYfQAyhNnA7yoJN9FHaZPyjZ2WQR4zSKc6uiomCQGNfter8WvUXDAkVRY33Nw

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