class Aws::Plugins::InvocationId::Handler

def apply_invocation_id(context)
  context.http_request.headers['amz-sdk-invocation-id'] = SecureRandom.uuid
  if context[:input_event_emitter]
    # only used for eventstreaming at input
    context.http_request.headers['x-amz-content-sha256'] = 'STREAMING-AWS4-HMAC-SHA256-EVENTS'
  end
end