def child_request_dict(ts_epoch):
    """A child request represented as a dictionary."""
    return {
        'system': 'child_system',
        'system_version': '1.0.0',
        'instance_name': 'default',
        'command': 'say',
        'id': '58542eb571afd47ead90d25f',
        'parameters': {},
        'comment': 'bye!',
        'output': 'nested output',
        'output_type': 'STRING',
        'status': 'CREATED',
        'command_type': 'ACTION',
        'created_at': ts_epoch,
        'updated_at': ts_epoch,
        'error_class': None,
        'metadata': {'child': 'stuff'},
        'has_parent': True,
        'requester': 'user',
    }