actions {
  new_stream {
    request_headers {
      headers {
        key: ":method"
        value: "GET"
      }
      headers {
        key: "foo"
        value: "bar"
      }
    }
  }
}
actions {
  stream_action {
    stream_id: 0
    request {
      throw_decoder_exception {}
    }
  }
}
