{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "735980234",
    "entityType": "User",
    "nonce": "0xf9602236b4273dfcb5a558effc4fa1a682f30759f048ad65b156265036ca4190",
    "signature": "0xd58b66ed17c1fff8b1aed10a0062a99fbcc7f7f05905d1c6c59b502040de4206551610467b3c0bf300e2219cba1ed7a07e9fcd8c16a154cd927a945e671be4671b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}