diff --git a/content/videos/sound/9-sound-visualization/showcase/contribution-1695081999.json b/content/videos/sound/9-sound-visualization/showcase/contribution-1695081999.json
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+{
+  "title": "FFT Music Visualizer",
+  "author": {
+    "name": "Juan Carlos Ponce Campuzano",
+    "url": "https://www.dynamicmath.xyz/",
+    "twitter": "https://twitter.com/jcponcemath"
+  },
+  "url": "https://www.dynamicmath.xyz/math2400/sketches/fft/",
+  "submittedOn": "2023-09-19T00:06:40.008Z"
+}
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