The brine solution is 2 parts vinegar to 1 part sugar. Make plenty of brine to fully cover your fish. You don't want to need more brine later. Add sprite, white wine, and pickling spice. This is more of an eyeball maneuver.
2 Cups White Distilled Vinegar, 1 Cup Sugar, 1/2 Cup Sprite, 1/4 Cup White Wine, 3 Tbsp Pickling Spice, 4 Bay Leaves