Localstack region is always null in getAccepterVpcInfo after vpc peering

Localstack-region-null.java

public static void main(String[] args) {
    //get 2 different EC2 clients one per region
    AmazonEC2 awsClient = LocalStackClients.getLocalStackEC2lient(Regions.US_EAST_1);
    AmazonEC2 awsClientDiffRegion = LocalStackClients.getLocalStackEC2lient(Regions.AP_SOUTHEAST_1);
  
    Vpc peerMe = awsClient.createVpc(new CreateVpcRequest().withCidrBlock("192.168.0.0/24")).getVpc();
    Vpc xRegionVPC = awsClientDiffRegion.createVpc(new CreateVpcRequest().withCidrBlock("192.168.0.1/24")).getVpc();

    VpcPeeringConnection crossRegion = awsClient.createVpcPeeringConnection(new CreateVpcPeeringConnectionRequest()
            .withPeerOwnerId("000000000000")
            .withVpcId(peerMe.getVpcId())
            .withPeerVpcId(xRegionVPC.getVpcId())
            .withPeerRegion(Regions.AP_SOUTHEAST_1.getName()))
            .getVpcPeeringConnection();
    awsClientDiffRegion.acceptVpcPeeringConnection(new AcceptVpcPeeringConnectionRequest()
            .withVpcPeeringConnectionId(crossRegion.getVpcPeeringConnectionId()));
    String region = awsClient.describeVpcPeeringConnections(new DescribeVpcPeeringConnectionsRequest().withVpcPeeringConnectionIds(crossRegion.getVpcPeeringConnectionId())).getVpcPeeringConnections().get(0).getAccepterVpcInfo().getRegion();
    String region2 = awsClientDiffRegion.describeVpcPeeringConnections(new DescribeVpcPeeringConnectionsRequest().withVpcPeeringConnectionIds(crossRegion.getVpcPeeringConnectionId())).getVpcPeeringConnections().get(0).getAccepterVpcInfo().getRegion();
    
    // these are always null but they should not
    System.out.println(region);
    System.out.println(region2);
}