{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x3068711801a33766daf3da09bbe51ed1640219d982d02d1037987729e4aef4bd",
    "signature": "0x0cac5cd919f44936602450d653dc521ba27853f0bf48e294cbb5ae15abd75ac300c86ceed5cf06da6274dc46f29e5e12a3c9e75ab7552ed67aed738724b97b6f1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}