{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "137582",
    "entityType": "User",
    "nonce": "0x8248a82e71968f811eb3b38a7a9aa1107d90bf0e25281baf5f75fae069dc95ed",
    "signature": "0x26191ef67e771f5ade092a5595c24fda64115be8b48e213459b17e02042b6fc71eea3db450d89900a7c5577b5ff2fd30b6436eb02f01d5797b747337130c85d31b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}