Transaction not yet indexed

ffDemZ6hDQurSEZNdm5qsSLuBcchvik324cgSVjqpxmxvccpd1CQcwaEfQvebn87e47K7eK9vwFrLDqtN6u4Rv8

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