{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x32ddb9209422ce346ef2a031dcd684576f47bef1d04d307b12905ea760b7956e",
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}