{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc9be1bee946aa9c0ef4bfd543922d34abdc24163c1b82759c34ebb117f393953",
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}