{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136334",
    "entityType": "User",
    "nonce": "0xfd6dfea0ba1ce246b94c1136a5f54717493ab00803dc335da49fd4075325ffb9",
    "signature": "0x367a22733386b10ea57a07078677bb2090e0a6c2754a6d4d5e26055e2655214201fc57d1ce4b771090764b9f84083b470872b7a309acaf0912d1c6d4a9443adc1b",
    "signer": "0x6d6397f74d01E51Fc0C654f5703B972e7CF26876",
    "userId": "237542932"
  }
}