{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x423b12143a521c75de85ce9c9c38062ef224211c32531ea8f8b351d00ae21d97",
    "signature": "0x0bbaca39d0431bc9b54a27305579ab7f6626658b6b6587fb84c707b44470a19d57f99552c258ab18a54e78415bc714868fca6946d50ef7777d240fc0270ee2cf1b",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}