![Propagation of variables, payload and Attributes through "Flow reference and Http request" - YouTube Propagation of variables, payload and Attributes through "Flow reference and Http request" - YouTube](https://i.ytimg.com/vi/0DYhKFFMk2A/maxresdefault.jpg)
Propagation of variables, payload and Attributes through "Flow reference and Http request" - YouTube
![How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero](https://savannahw2.sg-host.com/wp-content/uploads/2020/11/blog-15-4.png)
How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero
![mule4 - Mule 4 : For Each : org.mule.runtime.api.metadata.TypedValue cannot be cast to java.util.Map - Stack Overflow mule4 - Mule 4 : For Each : org.mule.runtime.api.metadata.TypedValue cannot be cast to java.util.Map - Stack Overflow](https://i.stack.imgur.com/qzIbc.png)
mule4 - Mule 4 : For Each : org.mule.runtime.api.metadata.TypedValue cannot be cast to java.util.Map - Stack Overflow
![How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero](https://savannahw2.sg-host.com/wp-content/uploads/2020/11/blog-4-8.png)
How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero
![How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero How payload, variable, and attributes behave when passing through different flows in Anypoint Studio(Mule 4) - Apisero](https://savannahw2.sg-host.com/wp-content/uploads/2020/11/blog-7-7.png)