{
  "manageEntity": {
    "action": "Save",
    "entityId": "74164",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x53e36cf7d058a02bee880cecb71a4a3f4c56d06446ac2cedba4c9262eb3a9b28",
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}