{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207616",
    "entityType": "User",
    "nonce": "0xb44d54b31ff4dcb55d460b2472102d72e597deecdd64c62ecc5880ba12a6553a",
    "signature": "0xba34dd168d1c89e25960da915ce8bcb050fa3e4642ad9ef60dc1c5dd2e87cd445b4dd4fdbef4fc1edc476c9856db2a05ada5c752d783bb6aaf290159483b22411c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}