{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe5e1c9476b9d84cb153ce041ae139e8de749b3db9e79188e805de3f320ca1055",
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}