{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7bd46cb6a5b6a513c71e9574cd621ed40f07d875e1fd58cad1f9ce75ba1486b1",
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}