{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x43cc9506cc3babcc91bcd311c643a02dee9834246e445c763613ea1bf8c10cc4",
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    "userId": "579726392"
  }
}