{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "88391",
    "entityType": "User",
    "nonce": "0x0e9496749808d17cdd4ed36f1a24825c7b3aedad814f4b8e31461eead2b41a23",
    "signature": "0xe8dadbd2a39563b5f93356c97212daee94461cb02c379d36bf873b14110fa65236e415cdf4ab5cd385c2405b4467a8ba8480c2fa6e2262c2e57531515b355ca01c",
    "signer": "0x36bc6698D697Dc3869a485812450B1DB1f0a0c04",
    "userId": "400035644"
  }
}