Transaction not yet indexed

Nsubf9mDYqCLuMiMpgsaW7JR1iboHJkXa3obtfF6KbC8Lu7X5zj8CjTWbSqW1SMrbPqwn4ugYsT6fvfpiUtPcJ4

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