public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
    return ApiClientHeaderProvider.newBuilder()
        .setGeneratedLibToken(
            "gapic", GaxProperties.getLibraryVersion(MemorystoreStubSettings.class))
        .setTransportToken(
            GaxHttpJsonProperties.getHttpJsonTokenName(),
            GaxHttpJsonProperties.getHttpJsonVersion());
  }
Returns a builder for the default ChannelProvider for this service.
java-valkey/google-cloud-valkey/src/main/java/com/google/cloud/memorystore/v1beta/stub/MemorystoreStubSettings.java