Sprinkle chicken with Italian Seasoning, garlic and onion powder. Grill the chicken; when done, set aside for about 5 minutes. Combine tomato, garlic and basil, add pink salt and pepper to taste , sprinkle in a pinch of red pepper flake (optional). Stir until well combined. Place spinach leaves on plate, place chicken on spinach leaves top with bruschetta tomato mixture.