{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xebc0994a67a583fc33f9983c9bdf00e02e98a9088078db8e611b7813df6e1ebc",
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}