Transaction not yet indexed

mc9ubjHQuGmsgtRf2d7Vp2dxGz9mHK9NP2PNazGwoP7wS7b2vWWDhRyqaAnQqenToHLfbaPSWFNYFf19FrgKq56

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