async fn create_invoice_for_operator(
__arg0: Extension<Arc<Gateway>>,
__arg1: Json<CreateInvoiceForOperatorPayload>,
) -> Result<Json<Value>, GatewayError>async fn create_invoice_for_operator(
__arg0: Extension<Arc<Gateway>>,
__arg1: Json<CreateInvoiceForOperatorPayload>,
) -> Result<Json<Value>, GatewayError>