{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "633359681",
    "entityType": "User",
    "nonce": "0xe80d772771587a651013fd13b472d1c7f08c07dbe6c34b23f122edd0b65be82e",
    "signature": "0x77091134b23b5bf0e02a5e9b91fb7358eaef68d601343a5bc19af6c83fd44f1b675e08880c181343f08a57f0e6b2573173df280a736ac5c5eff5174a34ea694d1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}