{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xeecd05751a61bb02422b21d0f5f0eda16ea59a4258a6d6434710df605f520665",
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  }
}