{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xccc67fdf2ad4ea7f6d12aff1b82682fd9a5f5931c0a1f7c0bba3a7c9c698ff75",
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}