use chrono::{DateTime, Utc};
use rust_decimal::Decimal;
#[derive(Debug, serde::Serialize, serde::Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct FutureStats {
pub volume: Decimal,
pub next_funding_rate: Option<Decimal>,
pub next_funding_time: Option<DateTime<Utc>>,
pub expiration_price: Option<Decimal>,
pub predicted_expiration_price: Option<Decimal>,
pub open_interest: Decimal,
pub strike_price: Option<Decimal>,
}