{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "230797",
    "entityType": "User",
    "nonce": "0x9e136f93ee33a8859e73acedffb850ec20da9caf6ca7cff7b35d792d6de14e3a",
    "signature": "0xe8b128468c965193a5d53b5689fcb97b510da51c5d68d46700e28c6a1b3405f911a2b8050e128ba35c74e669f110bd4f472a54c28693096032099d59b4bf0a571c",
    "signer": "0xad1E2A70fa1227797344FD6df31327a26552461a",
    "userId": "153162"
  }
}