{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0x09ad69f436c1bf5765665170c46ec420efabd3c15f5a5c2c5276d74c7754aaf0",
    "signature": "0xe14441f6a7d529ef3bab60498417e55831f1a5a96b79e249d6103a96f3c3e0d56aeb597de8f21b85058b454337e110e78147d72eea19b222ec7c3f3c04338a8c1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}