string(60) "fefefefe68010000000000681C0e3534343933333333333333333335d116"
array(4) {
  ["RequestId"] => string(36) "54DC563C-9F58-5CBB-BBB4-B7956FBFF029"
  ["Success"] => bool(true)
  ["MessageId"] => int(1944291578856490496)
  ["topicFullName"] => string(37) "/a1YvNvSc7gn/869298051366300/user/get"
}