Transaction not yet indexed

MkcFvQ6xVtaPYkbs4dsFNSDMCWtkNZDnabxAN6R4Zqrf3B2YuyGLfBHzzjrZLj9PYPoYRw71iap5hvQo4GAFht2

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