{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195169",
    "entityType": "User",
    "nonce": "0xa4447bd6acc80e7936d1ab8d50e21d8e84ea0eec9def0f3f8c744be7de025632",
    "signature": "0x2d0f80f9ab390d714701176486f747421fff8c6202b225bfef0271252339388c41e02e5d8075a10332c5e2f97c646233a0e5c760076defaaa1b8886ab49e2c711c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}