async def METHOD_NAME(producer):
    sequence_body = [b'message', 123.456, True]
    footer = {'footer_key': 'footer_value'}
    properties = {"subject": "sequence"}
    application_properties = {"body_type": "sequence"}
    sequence_message = AmqpAnnotatedMessage(
        sequence_body=sequence_body,
        footer=footer,
        properties=properties,
        application_properties=application_properties
    )
    await producer.send_batch([sequence_message])
    print("Message of sequence body sent.")