{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "178070",
    "entityType": "User",
    "nonce": "0x2502cad2aff58edf8ca97d24f168ce56b4935f10e4863a938560eda2cb4914e1",
    "signature": "0x837fb2fdbc65a6e09e566d97bff83d16d31f96338e804d533a593dc14389cb8f52e0c28969591fb20fcf241205ad00b50f9a3ab8d489187c33b3993c8109be811b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}