{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6426",
    "entityType": "User",
    "nonce": "0xe5442c50a8d1421f4e2720945b85b4b408f981b0758aac98056a2ab4dfa53905",
    "signature": "0x8aedbd79b481571cb253bf9548b7e513c682075e87ac9b6e4becdeda3f33553772942d0d2b25a7ce3ff587dc37c28fde7d0f1c0fa60dd388eefdeaf15917ba5c1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}