Fix block shipping address handlers.

modules/ppcp-blocks/resources/js/Helper/Helper.js

@@ -0,0 +1,22 @@
+/**
+ * @param str
+ * @returns {string}
+ */
+export const toSnakeCase = (str) => {
+    return str.replace(/[\w]([A-Z])/g, function(m) {
+        return m[0] + "_" + m[1];
+    }).toLowerCase();
+}
+
+/**
+ * @param obj
+ * @returns {{}}
+ */
+export const convertKeysToSnakeCase = (obj) => {
+    const newObj = {};
+    Object.keys(obj).forEach((key) => {
+        const newKey = toSnakeCase(key);
+        newObj[newKey] = obj[key];
+    });
+    return newObj;
+}