ConvertTo-ConfluenceStorageFormat cmdlet gives error on Ubuntu

[spatel-15]

Hi
there is an issue with ConvertTo-ConfluenceStorageFormat powershell cmdmlet, it is giving error (details below)
I am using below OS and PowerShell version 7.2.6

Distributor ID: Ubuntu
Description:    Ubuntu 20.04.5 LTS
Release:        20.04
Codename:       focal

Confluence Powershell Module

AtlassianPS.Configuration  0.2.4
ConfluencePS  2.5.1

ConvertTo-ConfluenceStorageFormat is having issues and gives error

Get-Date -Format s | ConvertTo-ConfluenceStorageFormat -ApiUri "https://mycompany.atlassian.net/wiki/"
ConvertFrom-Json: Conversion from JSON failed with error: Unexpected character encountered while parsing value: <. Path '', line 0, position 0.

ConvertTo-ConfluenceStorageFormat -Content 'Hello world!' -ApiUri "https://mycompany.atlassian.net/wiki/"
ConvertFrom-Json: Conversion from JSON failed with error: Unexpected character encountered while parsing value: <. Path '', line 0, position 0.

also - examples on this page has to be updated to support mandatory parameter -ApiUrl