{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc769f5e8c3b52a1d1f831267a7a4cd9086d418b927bc800a3a012a1d1cbf9abb",
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}