{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036471",
    "entityType": "User",
    "nonce": "0x158f872179e23c92c6fca2a2d4c998c0c339a4d15c73a86bd99a8e368ab0541d",
    "signature": "0x5fd02ea7675c641b9e3275a9c06bfeb9e3d1963a584c2e894c93d14cd050793f0f677ec3349cccd81cffd31b8b803515cf882349d42a654355a69b565a794ffe1b",
    "signer": "0xb15d7053c985Edf1d74fFc9893ab67Fdc2B33090",
    "userId": "211545300"
  }
}