{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48765",
    "entityType": "User",
    "nonce": "0x50ffe0522e03d97e5961e95a3376ec979a01666acad036cf76fe418f1c6eb8f7",
    "signature": "0xcbb9f55e94a5488f2ea5a36d052e230ee0010c25c66066c47c366c58757e2ab5194f22e93673ae86ed8b741f38863da6a775c671617775245c9a8c852ade0f2a1b",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}