{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf8cde5e996485394ed7d841c12cf1837831a28cc703d34ae5cb9e9f7e792a271",
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}