{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1fbe28cf94c1a93f41e6c887882c9dfbf727faad12f081e6ed9bdc19e172605e",
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}