diff --git a/Sources/OpenFoodFacts/Extension+String.swift b/Sources/OpenFoodFacts/Extension+String.swift
new file mode 100644
index 0000000..d12fb91
--- /dev/null
+++ b/Sources/OpenFoodFacts/Extension+String.swift
@@ -0,0 +1,21 @@
+extension String {
+    func camelCaseToSnakeCase() -> String {
+        var result = ""
+        var lastCharacterWasUppercase = false
+
+        for character in self {
+            if character.isUppercase {
+                if !result.isEmpty && !lastCharacterWasUppercase {
+                    result.append("_")
+                }
+                result.append(character.lowercased())
+                lastCharacterWasUppercase = true
+            } else {
+                result.append(character)
+                lastCharacterWasUppercase = false
+            }
+        }
+
+        return result
+    }
+}
diff --git a/Sources/OpenFoodFacts/types/SearchResponse.swift b/Sources/OpenFoodFacts/types/SearchResponse.swift
new file mode 100644
index 0000000..27fc10f
--- /dev/null
+++ b/Sources/OpenFoodFacts/types/SearchResponse.swift
@@ -0,0 +1,14 @@
+public struct SearchResponse: Codable, ObjectDebugger {
+    public var count: Int
+    public var page: Int
+    public var pageCount: Int
+    public var pageSize: Int
+    public var products: [Product]?
+    public var skip: Int
+
+    private enum CodingKeys: String, CodingKey {
+        case count, page, products, skip
+        case pageCount = "page_count"
+        case pageSize = "page_size"
+    }
+}