old_contents: {
      "draw": {{draw}},
      "recordsTotal": {{recordsTotal}},
      "recordsFiltered": {{recordsFiltered}},
      "data": [
      {% autoescape false %}
       {%- for run in runs -%}
      {
          "id": {{run._id | tostr | default | tojson}},
          "experiment_name": {{run.experiment.name | default | tojson}},
          "status": {{run.status | default | tojson | safe}},
          "is_alive": {{run.heartbeat | default | timediff  | detect_alive_experiment | tojson }},
          "start_time": {{run.start_time | default | format_datetime | tojson}},
          "heartbeat": {{run.heartbeat | default | format_datetime | tojson}},
          "heartbeat_diff": {{run.heartbeat | default | timediff | tojson}},
          "hostname": {{run.host.hostname | default | tojson}},
          "captured_out_last_line": {{run.captured_out | default | last_line | tojson}},
          "result":{{run.result | default | tojson}}
          {%- if full_object -%},
          "object": {{run | dump_json}}
          {% endif %}
      }
          {%- if not loop.last -%}
              ,
          {% endif %}
      {% endfor %}
      {% endautoescape %}
      ]
  
  }
new_contents: {
      "draw": {{draw}},
      "recordsTotal": {{recordsTotal}},
      "recordsFiltered": {{recordsFiltered}},
      "data": [
      {% autoescape false %}
       {%- for run in runs -%}
      {
          "id": {{run._id | tostr | default | tojson}},
          "experiment_name": {{run.experiment.name | default | tojson}},
          "status": {{run.status | default | tojson | safe}},
          "is_alive": {{run.heartbeat | default | timediff  | detect_alive_experiment | tojson }},
          "start_time": {{run.start_time | default | format_datetime | tojson}},
          "heartbeat": {{run.heartbeat | default | format_datetime | tojson}},
          "heartbeat_diff": {{run.heartbeat | default | timediff | tojson}},
          "hostname": {{run.host.hostname | default | tojson}},
          {# commented out: "captured_out_last_line": {{run.captured_out | default | last_line | tojson}}, #}
          "result":{{run.result | default | tojson}}
          {%- if full_object -%},
          "object": {{run | dump_json}}
          {% endif %}
      }
          {%- if not loop.last -%}
              ,
          {% endif %}
      {% endfor %}
      {% endautoescape %}
      ]
  
  }
subject: Remove captured output last line from the API