{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "535614224",
    "entityType": "User",
    "nonce": "0x0893988add042ea5c734567482f6a7ac1ed83dd917adbbc3c3e6c047afccb1c0",
    "signature": "0xb8e8dbebd803796009e6d927ca246c028b87a3c18c32163ffb362064ba630d1f7a2c2e6c571695dd8b6d4de549fe21f694b054e7de46be8f638a8f6823bf517d1c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}