{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9962",
    "entityType": "User",
    "nonce": "0xd4781598c133df26a4a689846f9a6b9d9bd8b1b2afda358b24130f383c2f2dfc",
    "signature": "0x96ddce14044bd0f02268bb02652c04fab869a933b7874ff8b83f4d771b5267c41cbfaf598f53cbee6fc8cf71a2d310ad73cec826142d177b7f9d802ec8cf4d651c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}