{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120368",
    "entityType": "User",
    "nonce": "0xcfc53617618c0e1cdf72410ef57a3011f77531a75dcdf2322d66d787331ca8db",
    "signature": "0xda1e8462c209083d58a1aef76b605f57c762555b6a2281180760cade2848bd937440cc7c021f24eb2b151608e67c5a0df1fbc0699761e232cdd8695467cb9e371c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}