{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "372465",
    "entityType": "User",
    "nonce": "0xb4bb115336d01f3bb10b6ed0616acf4db8edeaf6d1270e3992d9e568b7aa42ec",
    "signature": "0xee0fa03ee5633b653bbfb172395c971a83c00f430e748f95c63cba99e53383027a7efbef395354666008e20ec2e5d2988e4732e6c2cc95df20657d3939b501ec1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}