Transaction not yet indexed

66EffYtCcFrNW2RKcxR7nHW6AvLq8UUVXhhoaRmkfpUQLCvpCNaDCqq4uSyWNKERA4TAkPC8TiK9Ucm2ZL9f7UKK

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