{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1039",
    "entityType": "User",
    "nonce": "0x3a5d6199b9100e7b5430a7688a035ac7ffb6193b36f766a3516f30b3486cd1e0",
    "signature": "0x9695a4955f786affff51db443924ab7948114be0610d7e1aa7df97b3ae598a6913470e7073579a61065a13aa32a19078b15baeb5bb0e058c72936a573978a7cc1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}