{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x492143ae9dbf17380feaed601d81071f62afe2757e004a3c2a653ce46cd6031a",
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}