def METHOD_NAME(self, data):
    mimetype = 'application/json'
    name = data.get('name')
    if name is None:
        raise ProcessorExecuteError('Cannot process without a name')
    message = data.get('message', '')
    value = f'Hello {name}! {message}'.strip()
    outputs = {
        'id': 'echo',
        'value': value
    }
    return mimetype, outputs