async fn get_resolver_rule_association(
        &self,
        input: GetResolverRuleAssociationRequest,
    ) -> Result<GetResolverRuleAssociationResponse, RusotoError<GetResolverRuleAssociationError>>
    {
        let mut request = self.new_signed_request("POST", "/");
        request.add_header("x-amz-target", "Route53Resolver.GetResolverRuleAssociation");
        let encoded = serde_json::to_string(&input).unwrap();
        request.set_payload(Some(encoded));

        let response = self
            .sign_and_dispatch(request, GetResolverRuleAssociationError::from_response)
            .await?;
        let mut response = response;
        let response = response.buffer().await.map_err(RusotoError::HttpDispatch)?;
        proto::json::ResponsePayload::new(&response)
            .deserialize::<GetResolverRuleAssociationResponse, _>()
    }
<p>Gets information about an association between a specified Resolver rule and a VPC. You associate a Resolver rule and a VPC using <a href="https://docs.aws.amazon.com/Route53/latest/APIReference/API_route53resolver_AssociateResolverRule.html">AssociateResolverRule</a>. </p>
rusoto/services/route53resolver/src/generated.rs