Papaya Spring Rolls with Peanut Sauce

Name: Papaya Spring Rolls with Peanut Sauce
Ingredients: 1 1/2 large firm but ripe papayas, halved lengthwise then crosswise, seeded, peeled, cut crosswise into 1/2 inch thick strips; 1 unpeeled English hothouse cucumber, cut into 1/4 inch thick 2 1/2 inch long strips; 1/2 cup chunky peanut butter; 1/3 cup water; 2 tablespoons fish sauce (such as nam pla or nuoc nam)*; 2 tablespoons unseasoned rice vinegar; 2 teaspoons hot chili paste (such as sambal oelek)*; 24 6 inch diameter rice paper rounds**; 24 large fresh basil leaves; 48 large fresh mint leaves; 48 small fresh cilantro sprigs