Transaction not yet indexed

Mu72UBC5pfc2daiAKzukGDqL8V3pVSiB75DdSVHEH6aGiHQb8R7jKQc1zfRJ2nSm7sqhgp6g8v6vqSuLJuD8jzZ

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