{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "90065",
    "entityType": "User",
    "nonce": "0x5cea5efc974fef064e9cad3662ec23b23ed19b0671f88559bdcfb53d0205f247",
    "signature": "0xd21880b1f52cfab7786b821b4a6b7ea599610a9b93aff4d9cdb1dd90fc9459a13fa623805a59204bde14a9ca752a2767e74bcb5b9051ab861fcc4eee9ab956e71b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}