Vietnamese Pork Meatball Banh Mi Fried Rice

Name: Vietnamese Pork Meatball Banh Mi Fried Rice
Ingredients: 1 small daikon radish, peeled and cut into matchsticks; 1 large carrot, peeled and cut into matchsticks; 1 teaspoon kosher salt; 1 cup distilled white vinegar; 1 cup water; 1/3 cup granulated sugar; 1 stalk lemongrass, root end trimmed, outer leaves removed, finely sliced (white part only; about 2 Tbsp.); 2 cloves garlic; 2 green onions; 1 Tbsp. fish sauce; 1 Tbsp. sriracha; 1 Tbsp. kosher salt; 1 lb. ground pork; 1 Tbsp. vegetable oil; 5 green onions, ends trimmed, cut into 1” lengths; 4 cups cold cooked rice; 1 Tbsp. soy sauce; 1 Tbsp. sriracha, plus more for serving; 1/2 cup chopped fresh cilantro