Add Default derive for Json type
@@ -5,7 +5,7 @@ use serde::Serialize;
use std::ops::{Deref, DerefMut};
/// A scalar that can represent any JSON value.
-#[derive(Serialize, Deserialize, Clone, Debug, Eq, PartialEq, Hash)]
+#[derive(Serialize, Deserialize, Clone, Debug, Eq, PartialEq, Hash, Default)]
pub struct Json<T>(pub T);
impl<T> Deref for Json<T> {
