{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa0a06d7a1610ab0ca80ab05df6d0608209949aa018c6a3464cd93581f8d4deed",
    "signature": "0xc3fc27e8992641e9591850c623be0a42e483c2913a926ba545b8ffa9e156cda305141462bd3fdf8ebc406d9843cb6ae146ddaffa70fe7bf13128ba133a6c4cc31c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}