removed serde with milliseconds for adUnit as that might fail as well

Author: simzzz

primitives/src/ad_unit.rs

@@ -36,7 +36,6 @@ pub struct AdUnit {
     /// user address from the session
     pub owner: ValidatorId,
     /// number, UTC timestamp in milliseconds, used as nonce for escaping duplicated spec ipfs hashes
-    #[serde(with = "ts_milliseconds")]
     pub created: DateTime<Utc>,
     /// the name of the unit used in platform UI
     pub title: Option<String>,
@@ -46,6 +45,5 @@ pub struct AdUnit {
     #[serde(default)]
     pub archived: bool,
     /// UTC timestamp in milliseconds, changed every time modifiable property is changed
-    #[serde(default, with = "ts_milliseconds_option")]
     pub modified: Option<DateTime<Utc>>,
 }