{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82301",
    "entityType": "User",
    "nonce": "0x6cee5bdb779a474d8c12d0b334d5e3a9661c233c1e12d7f3ab8307c4ae730f08",
    "signature": "0x939781810edd3bda5cfc2e55c675455310902f898007bd12412170864fe35c547f033da82f6a8fc23c898cd4679ac773a61ca7be3d98130abfb3d5d2b89871151b",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}