{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x04bb7461d864dfc1d380e9855327439d0659bcd27770e8183a85826ce583417d",
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}