Grilled Mahi Mahi with Mango Salsa

Name: Grilled Mahi Mahi with Mango Salsa
Ingredients: 1 1/2 teaspoons kosher salt, divided; 1 teaspoon paprika; 1/2 teaspoon ground cumin; 1/2 teaspoon garlic powder; 1/2 teaspoon onion powder; 1/4 teaspoon freshly ground black pepper; 4 (5 to 7-ounce) mahi mahi fillets, thawed if frozen; 1 tablespoon olive oil, plus more for the grill; 1 large, ripe mango (about 1 pound); 1/2 medium orange or red bell pepper; 1/4 small red onion; 1/2 small jalapeño pepper; 1 medium lime; 8 sprigs fresh cilantro