{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5394a26240558722a8dafff96153dc6f014139df601d712f1f9e04080aa73d16",
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}