def METHOD_NAME(doc: IntermediateRepr) -> IntermediateRepr:
    for name, section in doc.items():
        if isinstance(name, str):
            if name == 'general' or re.match(r'^flavor\.', name):
                for k in INTEGERS['general']:
                    to_int(section, k)
                for k in CONFIGLIST['general']:
                    to_list(section, k)
                for k in BOOLS['general']:
                    to_bool(section, k)
                for k in ['log.level', 'log.file']:
                    if k in section:
                        section.rename(k, k.replace('.', '_'))
            elif name == 'hooks':
                to_list(section, 'pre_import')
            elif name == 'notifications':
                to_bool(section, 'notifications')
                to_bool(section, 'only_on_new_tasks')
            else:  # services
                service = section['service']
                # Validate and strip prefixes.
                for key in section.keys():
                    prefix = 'ado' if service == 'azuredevops' else service
                    if isinstance(key, str) and key != 'service':
                        newkey, subs = re.subn(f'^{prefix}\\.', '', key)
                        if subs != 1:
                            option = key.split('.').pop()
                            log.warning(
                                f"[{name}]\n{key} <-expected prefix "
                                f"'{prefix}': did you mean "
                                f"'{prefix}.{option}'?")
                        section.rename(key, newkey)
                to_bool(section, 'also_unassigned')
                to_list(section, 'add_tags')
                for k in INTEGERS.get(service, []):
                    to_int(section, k)
                for k in CONFIGLIST.get(service, []):
                    to_list(section, k)
                for k in BOOLS.get(service, []):
                    to_bool(section, k)
            if name == 'activecollab2' and 'projects' in section:
                section['projects'] = ActiveCollabProjects.validate(
                    section['projects'])
    return doc