{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1036921",
    "entityType": "User",
    "nonce": "0x49209ee02d315bc1111587212b065872207b94ae75fbbba05e296641ec5813da",
    "signature": "0x4d5e87490a7d5230e335fcb6704a4c8d4e0bd1a0a90617cf689d6828139e5ed9662808fe5cfa1afb3a3e5183ab75adf5ebb0fa4e7ae984979542c1f30b29b8f41b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}