{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9ad2d9f1e925c117d521fb18fab8c769afae4a64a3ab0bd15a9b62a4d3c426aa",
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}