{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0xcf99390a303e8674a17a46f47b22d0b280688fc4222320c48a6ba7ce13d8c5ec",
    "signature": "0x6a66d0487bc5197152439f1ce9c99a80f7203d711282a8d886c5b430a9eabe503ded61b048075544667b05979e9db3efc38ebbf24785b5691af2f3ce842276a51b",
    "signer": "0x6CDDC7B674Dd0fbE8fB2850B79b97aA2A37Aa071",
    "userId": "218692613"
  }
}