{
  "manageEntity": {
    "action": "Save",
    "entityId": "355751732",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xec436992d8a8b5887c3888c4a1a0a7b6757877a90cff6cef8030cbeea4b9ae0d",
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}