remove not needed Serialize
@@ -144,7 +144,7 @@ fn deserialize_stream_source_external<'de, D>(
where
D: Deserializer<'de>,
{
- #[derive(Serialize, Deserialize)]
+ #[derive(Deserialize)]
#[serde(rename_all = "camelCase")]
struct Helper {
external_url: Option<Url>,
