{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xb236580e7d433831ea89c341108442bb915d8527506eba073353e07fe743ff17",
    "signature": "0xbea58048b41421cdc473bd1246c8920cf89548ae0162daeec55b5a03e0cd978b3d5390fa6fe177dc6f062466ca031f20ddbae413ef90118a3da1a81fcc81bbe51b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}