{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x9260ed35ffd93dd8ae5f6d1138b7da22fdad19613e158a52699e5fd37c5ae390",
    "signature": "0x16365e12968ffa44604207745faac229e2f0adc1e38a67475be9cc148dca01b247d265fec7c7faa47e43b81dfe1d58adc35bd685a1acd5edb23748256aff3ef61c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}