{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1467e17c0d717e4cc1a2f6597e6887846b89017f3843d6de74eb50e114fafb09",
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}