And as requested this is my TF launch file:
<launch>
<arg name="namespace" default="" />
<arg name="robot_tf_prefix" default="$(arg namespace)/"/>
<arg name="type" default="$(arg type)/" /> <!-- real, simulation or rosbag-->
<group if="$(eval arg('namespace') == 'sbuggy')">
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link_broadcaster" args="0.375 0 2.29 0 0 0 $(arg namespace)/base_footprint $(arg namespace)/base_link" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_linkcenter_broadcaster" args="0 0 0 0 0 0 $(arg namespace)/base_footprint $(arg namespace)/center_link" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link1_broadcaster" args="0 0 0 0 0 0 $(arg namespace)/base_link $(arg namespace)/os1/os_sensor" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link2_broadcaster" args="1.10 -0.48 -0.71 0.01151917 0.02600541 0.02600541 $(arg namespace)/base_link $(arg namespace)/os2/os_sensor" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link3_broadcaster" args="1.10 0.56 -0.71 0.02722714 0.02234021 0.04258603 $(arg namespace)/base_link $(arg namespace)/os3/os_sensor" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link4_broadcaster" args="0 0 0 0 0 0 $(arg namespace)/base_link $(arg namespace)/gnss1_antenna_wgs84" />
<node pkg="tf2_ros" type="static_transform_publisher" name="$(arg namespace)_link5_broadcaster" args="0 0 0 0 3.14 0 $(arg namespace)/base_link $(arg namespace)/sensor_wgs84" />
</group>
</launch>