{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc44e465641228676d4a35b875dd6e2fcaf082aab6716ad8af52c01bdbb8a839d",
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}