{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd61bba6365c2bf91045c9e27a0775f5d8989e7caa21ac2fc3167afbcc58b828a",
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  }
}