{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xea8e99f9e4d15454fc44e880f69d2e20c8983cd1d7480b355f5b706b7320d07d",
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}