{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "184931764",
    "entityType": "User",
    "nonce": "0xf1d187cbf6156d6a045432b814a6a90bd7c73a1baaea72864c0be7e70346ec18",
    "signature": "0x977a65313a0d7a85299866d4958ca9ecaab889af5f569276e93f0e7e062cbb085c672290de38fac308b5e589ebcbec284b3490a7a965a7109a6f690e94922dce1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}