{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xffc0ac6a3a102d04831a84525be0e41b9ea2fb309a4451964e3a51bbf1b97855",
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}