fixed json formatting

WatcherAgent/src/models.rs

@@ -12,6 +12,7 @@
 use crate::docker::stats;
 
 use serde::{Deserialize, Serialize};
+use serde_json::Value;
 
 /// Registration data sent to the backend server.
 ///
@@ -199,7 +200,7 @@ pub struct DockerRegistrationDto {
     /// image: docker image name
     /// name: container name
     #[serde(rename = "Containers")]
-    pub containers: Vec<DockerContainer>, // Vec<DockerContainer>,
+    pub containers: Value, // Vec<DockerContainer>,
 }
 
 #[derive(Debug, Serialize, Clone)]