{
  "manageEntity": {
    "action": "Save",
    "entityId": "1623693722",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x360ca9300632ca4135054cbf25c04c74deb2b6313f0c141e314efabcd7319f8d",
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  }
}