{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xae3fce37cb00013e597703c4e0e88690539d740523ecf8bb3cb64c69e032dae9",
    "signature": "0x6e03e6203caba2c253dab1f6408495686ef291a062b0e3b55e378b595ae381e31e6f4cb96176bb5dcae868ce867667773c881f34a90de047adb2a145b08909621b",
    "signer": "0xb15d7053c985Edf1d74fFc9893ab67Fdc2B33090",
    "userId": "211545300"
  }
}