Error while get_bid() for railwayCargo-dutch and dgf-dutch

Calling procedure_api_client.BidsApi.get_bid() throws error:

raise ValueError("Invalid value for `value`, must not be `None`")  # noqa: E501
ValueError: Invalid value for `value`, must not be `None`

Version: procedure-api-client==3.35.2 Procedures: railwayCargo-dutch, dgf-dutch Slack: https://prozorrosale.slack.com/archives/CLMGTLF53/p1617274299095600