{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110410",
    "entityType": "User",
    "nonce": "0x42c7940208f7a777a49540af430a90b5da5201cb8c2f049ee09e9c150890d182",
    "signature": "0x2889f8a8189f73c6de0e068f48782c2a2dbf2a8925068b7baff5c89517162b6562e0613214d748696765970167e9b973c470185f56a0213ddfacf8cbed0fc95a1b",
    "signer": "0xE056Cc66880683A29B77CF9a0948DB5404aC9891",
    "userId": "743180230"
  }
}