{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "585923",
    "entityType": "User",
    "nonce": "0x842344131efd3120cb6916b5ff8ad388792a70c2da3eaeb7a4f04c340988b560",
    "signature": "0x232371375ff2284c321a7e51c093d6ea48771c679f2f9f89bd3da4443c5490623bcc14ef371860c8fc27230b30196fbb7505ebd28594569f51b6ad2c3b3a9aac1b",
    "signer": "0x9c5e7F56Eaa8b6eBFA8F0e7231898e369d2e0b18",
    "userId": "767121958"
  }
}