serde_json is added

Cargo.toml

@@ -11,4 +11,5 @@ path = "./src/lib.rs"
 [dependencies]
 prost = "0.10"
 serde = { version = "1.0", features = ["derive"] }
+serde_json = { version = "1" }
 const_format = "0.2"

src/models/core/network.rs

@@ -1,4 +1,6 @@
-#[derive(Clone, PartialEq, ::prost::Message)]
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Serialize, Deserialize, PartialEq, ::prost::Message)]
 pub struct Client {
   #[prost(string, optional, tag = "1")]
   pub site_url: ::core::option::Option<::prost::alloc::string::String>,