{% for row in rows %}
{% set fid = row.content['#row']._entity.get('field_image').target_id %}
{% endfor %}
{% for row in rows %}
{{ row.content['#row']._entity.get('body').value|raw }}

{{ row.content['#row']._entity.get('title').value|raw }}

{{ row.content['#row']._entity.get('field_testimonial_position').value|raw }}
{% endfor %}