Grilled Chicken Breasts with Corn Salsa

For the chicken:

• 4 chicken breasts
• Salt, to taste
• 2 tablespoons olive oil
• Juice of 1 lemon
• 1/4 teaspoon cumin powder
• 1/2 teaspoon cayenne pepper
• 1/4 teaspoon cinnamon powder
• 1/2 teaspoon oregano

For the corn salsa:

• 1 cup cooked corn, cooked and loose kernels
• 1/2 cup red bell pepper, chopped
• 1 yellow bell pepper, chopped (optional)
• 1/4 cup red onion, diced
• 1/2 cup black beans, cooked
• 1 avocado diced
• 2 tablespoons coarsely chopped parsley
• Juice of 1 lemon, or to taste
• 2 tablespoons olive oil
• Salt and pepper, to taste