{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0xc23c162f77d0567b1af53fb450e94deafbb533a6340da45f1f5128a3aa87f2a1",
    "signature": "0xdf58b90d00d9dd4933ad869800f775a42a9f921b4515f071f744b547b5a4272f2da38ced4ec1589a2ab65c1d41745a3f49d332c44a9b015761b898bbe300b41a1b",
    "signer": "0xf3eC8D1463A23CdDd8e3137d4e971DAD05FB11ea",
    "userId": "451435291"
  }
}