{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "95042",
    "entityType": "User",
    "nonce": "0x87140f711b4a3815694492714b82f69fd1b42c2add2e5203cc189f195c86ec05",
    "signature": "0xb640f0cceb287ed6da929ae8cdd8563bd0a18dcffb2db035ca07b256fd6ddb1302331c02f021a5afeca24b82f773d570f124330d97401cfda66b324f49cb77b61c",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}