{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "88249",
    "entityType": "User",
    "nonce": "0x16f5d561e15146a27a71800eb9703270758b71ece81df7271bcddbafe4196655",
    "signature": "0x3a661031c9bc3db8b070d9562665e62f6be39effd4ce1d2db2b37d2a731409e27016a0be6545c11ab8bc3bbebb4dc6ac32ff48953e32db5fa5e967d2a177556e1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}