{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1085077",
    "entityType": "User",
    "nonce": "0x3ca4f0df2100294d6a1b4665f1cc5a7584e06af339f67c44c82f0543c560c314",
    "signature": "0x0139ccb5629ff794a1a211f9dd994b22aec2922c45d2a675530532a9c887b8ba5dbf548366cf457cd583bcc249907d36ef3121c0acd9631354a3c59f685a5f891b",
    "signer": "0x375963f281CEdF4D9D180496F80A256D574daBa2",
    "userId": "981824750"
  }
}