{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27447",
    "entityType": "User",
    "nonce": "0x61dba4455104f588a65332c2dc9a83b43eebbfd7dbf74bd6c7de316acde9c5fe",
    "signature": "0x8d6371e0efe0b7e6469f7ef1ba4008df24e2b19968c6a2e09698a95ffe096326621eaad4d85b246b9f60682c152bcf7b196abdc81ab5d2754cb0a2f4051bec2a1b",
    "signer": "0xc693F85Da9b70D8f43a51f58F74D6051c3a62da0",
    "userId": "361053479"
  }
}