### Summary

Using the adhoc `ansible` cmd  parses the value of `-a` uses the key=value splitter. It would be good for it to support parsing from json allowing people to specify nested structures and have the command/win_command/shell/etc modules support extra options outside the hardcoded list at https://github.com/ansible/ansible/blob/e8a77626a3b33832783433817108cbfbb84227ea/lib/ansible/parsing/splitter.py#L91.

### Issue Type

Feature Idea

### Component Name

ansible

### Additional Information

<!--- Paste example playbooks or commands between quotes below -->
```yaml (paste below)

```


### Code of Conduct

- [X] I agree to follow the Ansible Code of Conduct
C.TREE_DIR = context.CLIARGS['tree']
            run_tree = True
        
        self._tqm = None
        try:
            self._tqm = TaskQueueManager(
                inventory=inventory,
                variable_manager=variable_manager,
                loader=loader,
                passwords=passwords,
                stdout_callback=cb,
                run_additional_callbacks=C.DEFAULT_LOAD_CALLBACK_PLUGINS,
                run_tree=run_tree,
                forks=context.CLIARGS['forks'],
            )
            self._tqm.load_callbacks()
            self._tqm.send_callback('v2_playbook_on_start', playbook)
            result = self._tqm.run(play)
            self._tqm.send_callback('v2_playbook_on_stats', self._tqm._stats)
        finally:
            if self._tqm:
                self._tqm.cleanup()
            if loader:
                loader.cleanup_all_tmp_files()
        return result
def main(args=None):
    AdHocCLI.cli_executor(args)
if __name__ == '__main__':
    main()