{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xda04de982b337da6a08d5f04a94aeeb73dec388b2a372550e8ffee68f55a7c56",
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}