{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdebd431bf9124a7ebd3c2b36bb86d4caf63137b171d5f5a09ecce3127b08ceaf",
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}