{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1ab4a5bc06f37a1c17b953c73ed064b2660180a7213d460ce5c1fa4ff9dda955",
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  }
}