{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85653",
    "entityType": "User",
    "nonce": "0x9ca206f21acb36ec82f40a3bcb69f10b5d0c91c66de2489a6870ca3c6aa96840",
    "signature": "0x4fd5c46bbc74b17517da499762792a576f5ea020dc0c22b49874f0e6bb084acc5ee16a4d339938522c02acb456da83d48dab1e0d2b47ff45366c42d2283428841c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}