{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117522",
    "entityType": "User",
    "nonce": "0xb43db70ac955572b3dc72b274407fd9b88970bb2e27832bd62a3ab4a2a7ff667",
    "signature": "0xabaaa6b909bf8e5256097e4d2cc989c26aa70567c283bf486d2ae4ee930344961e6b793c6b50860022b6e8ace138c46e2c9ad2107585602e4de612abf28df25e1b",
    "signer": "0xe53b7523A8cb357D91c0DDF6C1FC39fe6b6D22a4",
    "userId": "76259"
  }
}