{
  "manageEntity": {
    "action": "Save",
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    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3f818a0eaf46ce9b5dd85529661be79879a8d9c9e6b0c19b9756da78b53bafec",
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}