Transaction not yet indexed

ymYhR16G9aGGvqu8TmxpLeTcGEiNGqtGNGs3WegvJMPhA2NE5qm1b5b3zH3pJsEVuMq6y3SyXhPCPSs1sbjzLmQ

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