Transaction not yet indexed

mug4k3DBchVMqXkoyg5DRooeY8LVmNWC4qKykA7pgMDnw3WezCyhdCm9vdJuGZEx2YV9juaPa4aLNdDNQ78EyRy

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