Function levana_perpswap_cosmos_msg::prelude::external_map_has

pub fn external_map_has<'a>(
    querier: &QuerierWrapper<'_>,
    contract_addr: impl Into<String>,
    namespace: &str,
    key: &impl PrimaryKey<'a>
) -> Result<bool, Error>

Check if a cw_storage_plus::Map in an external contract has a specific key