Pulled Buffalo Chicken Tacos

Name: Pulled Buffalo Chicken Tacos
Ingredients: 6 boneless, skinless chicken thighs; 1 yellow onion, thinly sliced; 1 teaspoon smoked paprika; 1/2 teaspoon ground cumin; 1 cup cayenne pepper hot sauce; 1/2 cup low-sodium chicken broth; 12 corn tortillas; 2 to 3 cups grated jalapeño jack cheese or nacho cheese blend; 1 avocado, diced; 2 green onions, thinly sliced; 3/4 cup sour cream; 1.8 to 2.1 ounce (50 to 60 grams) crumbled blue cheese; 1 stalk celery, thinly sliced; 1/2 lemon, juiced; Kosher salt and freshly ground black pepper