{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "122156262",
    "entityType": "User",
    "nonce": "0x530c642a10639a170dfd8835ac63d77082bb709a8879b9f0245dfb5a88b02cde",
    "signature": "0x179905d2c83951bfa3fd9aae30c5d7d8c30fff850262b6f2aba595978c89eaa8773bf34349d10ce9907c1597f3da71058478f251088e1045d8228cc781245a271b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}