Is your feature request related to a problem? Please describe.
The behaviour supported by flatten_keys is not the intended behaviour and is only added to prevent pipelines using this release from breaking. This needs to be removed in the next major version release as the current behaviour was not the original intention.
Describe the solution you'd like
Remove flatten_keys from add_entries
Describe alternatives you've considered (Optional)
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.
Is your feature request related to a problem? Please describe.
The behaviour supported by flatten_keys is not the intended behaviour and is only added to prevent pipelines using this release from breaking. This needs to be removed in the next major version release as the current behaviour was not the original intention.
Describe the solution you'd like
Remove flatten_keys from add_entries
Describe alternatives you've considered (Optional)
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.