Transaction not yet indexed

Mu1MNXB7oevWiYVBuFsnacPr5NMHTkJwpqJwyWaU5JXrAbd9fpyTygvder7dYd8ZzxZoM86P79pENEVo7uMLmjZ

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