Transaction not yet indexed

QffQYeKMWHn9R1irJwPudc7snaTR2aaKcaDfPekd3nxULSTh5vc4NLDEVKPdYoGXVKN5bDohNrKUmAgqAXG7t12

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