{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33160",
    "entityType": "User",
    "nonce": "0x2f0b428b9d191e8d633a876b0434095af81a33aba0bc077702c95eda04126103",
    "signature": "0x4df8c33587b44501f7f5a7e26762156fca43754fa59f6cfaba8a9fbc1d63207c086523bf2200fce923479b99a1b922fb2ff19f636a6c8164327fef60e002faed1b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}