{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x39406ade0c669d6739fd3d98621f2554d0630c1e9eae353878ac4a326041223d",
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}