{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1019d5a57f132b58d36c8be76223e5e2ebee6ddf322e4a6c09b87ef86f4239b8",
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}