Function deserialize

backend/src/lib.rs:1172–1180

(deserializer: D)

    }

    pub fn deserialize<'a, D>(deserializer: D) -> Result<String, D::Error>
    where
        D: Deserializer<'a>,
    {
        let s: &str = serde::de::Deserialize::deserialize(deserializer)?;

        // Some implementations use lowercase.
        Ok(s.to_uppercase())
    }
}

mod hex_encode {