{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x76d8fff887784a208bcff11f02dbe4799fb251322a3650f71c16a5890b05e82a",
    "signature": "0x1599a22f5acd5d708fff79ef88678d2d8459e796c4d49611e1e80533f233da436dd2ec1875ac7c9b661a6e2c88aba29fad8f8f3004d20e193b284202868b9e3c1c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}