{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67863854",
    "entityType": "User",
    "nonce": "0x918831aa6e2da6fb18c7b8c01a02dcb1842911f2ce47371d956dd7e5d1980845",
    "signature": "0xb06a8c46193a3c01885c164182f300e8c061e58640b2a75bf757e11cd9e95abd01ca35812d9c998d7b2664ae7b72fef4d4f11a406c3c240b2155ef7ef60108911b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}