{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8daea4131f3fdcea899707a2d85e2b89507e26b412eca8c9bc641dc14d3d687e",
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}