{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3485",
    "entityType": "User",
    "nonce": "0x3732db47269646ad4011c2ea0a465c67e94b525758177f84c7f3ec813358b4d3",
    "signature": "0xbcc826ccf06b3a6c3464027a6795898c7a0c3341e27bd1d79c31687f9f56693033ba8dfb3a3a5b2626b9734fc57d38be02d5d191323362c9eaac3a69252cb33a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}