{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "164029",
    "entityType": "User",
    "nonce": "0xb54686990456fb4a8802d2697177f4df38a5d8ba6a06916e57c350b2a4c2756b",
    "signature": "0x9404fe0404a1f3411fd31eeb1bf120b9b1b2c033882af216b5da6fc09e5cc9f7746542dfd7cd5a83ad510faae0fec788d2b643fdf181fd7a63e6e8b0f769de5a1b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}