Transaction not yet indexed

PmKLFbnMSrpu1am6kgkrzZ9wmCRqFnVvWUu19aRKTwXoSNgfFSY2f3WhEjR2UchTY6ScnBWbNHwkQcEeV7XZsXQ

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