{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd63af5b81e363f374b6afc892ee75cb5d8b7c92fb5b8158934c4f9617537f6f3",
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}