Transaction not yet indexed

AmX4gEqCHMDKPv2r6C8vCyui618QVWkjcB9S11GhzPhnwgDs56FFPyhfCR6ayLYTYPM4F8YNqDwRLgX9DGQA4LF

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