aggregation_rule {
  filter {
    label_re: "service" // Unknown protobuf field name.
    value_re: "discovery"
  }
  filter {
    name_re: "zone"
    value_re: "aa"
  }
  repeat_rate: 3600
}

aggregation_rule {
  filter {
    name_re: "service"
    value_re: "test"
  }
}