Transaction not yet indexed

1UNNxtGNHMcstUhTHE9hJcUVhdfGMs7rSqaNcsoJZuc8pGfkNpUs6iSyYoQiW311wUn6Gi8k83CSBQ2jWSjM2FW

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