{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0x3615b21cba86c91e3152ee8af21a5eb223ff3030b904865b04be712ab3cfa757",
    "signature": "0x85ab5a8f20d8c82d459c09e89707bb181e27e21f8f0ebbafc61df38c3f0583c37da5385a9646f1b1a48ff70da0d641eeb028dfdb517064222f471684ca3586ce1b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}