How can I accomplish the same as this data_template / message in Node Red?

  - data_template:
      message: '
	{% if is_state("device_tracker.1bc", "not_home")-%} 
	1bc = Not in a known zone {%- else -%} 
	1bc = {{ states("device_tracker.1bc")
        }} {%- endif %}

        {% if is_state("device_tracker.2kc", "not_home")-%} 
	2kc = Not in a known zone {%- else -%}
	2kc = {{ states("device_tracker.2kc")
        }} {%- endif %}

        {% if is_state("device_tracker.3ah", "not_home")-%} 
	3ah = Not in a known zone {%- else -%}
	3ah = {{ states("device_tracker.3ah")
        }} {%- endif %}

        {% if is_state("device_tracker.4rh", "not_home")-%} 
	4rh = Not in a known zone {%- else -%} 
	4rh = {{ states("device_tracker.4rh")
        }} {%- endif %}'

Use a {{ Template }} node.