examples: add example for getSounds() of projects API.

Author: AlbertHambardzumyan

examples/sounds/get-sounds.js

@@ -0,0 +1,19 @@
+/**
+ * Copyright (c) 2018-present, Renderforest, LLC.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the
+ * LICENSE file in the root directory.
+ */
+
+const Renderforest = require('../../src/lib/renderforest')
+
+const options = { signKey: 'mock-signKey', clientId: -1 }
+const renderforest = new Renderforest(options)
+
+const payload = {
+  duration: 4
+}
+renderforest.getSounds(payload)
+  .then(console.log) // handle the success
+  .catch(console.error) // handle the error