{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1418885",
    "entityType": "User",
    "nonce": "0x35a0e67452899116ed221cdd796d2fb7ea644302fec6e5d664998af537dbe8c7",
    "signature": "0xed1d63fc5daf0fe4187f698102033c57b90b7e4d3cb9c638a962bece94569f2849e1aa8356b326143ed4a7dc271c906d3f077f6f84f9fcd58ff1feaafa327dd91c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}