{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x367d1d144a098c4b1b1ef3e8fa867d777c0db61fadc564db2d4037dd2332aa50",
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}