Function foreign_contracts 

pub fn foreign_contracts(
    table: &UnitTable,
    own_types: &HashMap<String, Arc<TypeDecl>>,
) -> BTreeMap<String, BTreeMap<String, String>>

The contract hash each declared foreign caller may call each service at: actor → service → hash. What a foreign caller’s generated client embeds, so what bynk deploy compares a pin against. Empty when the context admits no foreign caller.