{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114653",
    "entityType": "User",
    "nonce": "0x4b4af2966db5993e29c0dfa896d3a72507eff86b23fb543ae0d129d641b0280b",
    "signature": "0x6ef99cbfb09d23d8016ad97dece6d80dd4489d0be84efafcd087793d200fad910682f9c98d0e782dc5da4bc4e9b60598048deb9a83de8ca47275dc7ab67e94691c",
    "signer": "0x90FD14E5f569756111EE3AECbcE1AAb95c2A01da",
    "userId": "86867162"
  }
}