{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xded70b303c35778d2e26b82fe8709ab9faba84803f83a156b68b1b5c2a32f2ca",
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}