{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7d5379f5a03111425200c3a19722e4872035ebb5585efd9238bb71917ed08532",
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}