{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "354535",
    "entityType": "User",
    "nonce": "0x98cc498d6363bda8c68be8f435bd3669acb9f882c0a65e35fb95628ed406cd19",
    "signature": "0xf3bcc91130e12c6c64134d2dc8362ae941126f7a127eb1baf0f5940c2f7b16e0395415ea6d28aa533de2c33b43ea7b29984624af7e6d30d432ae495cf20fee9c1b",
    "signer": "0x6a79014dac58f1D33D45347A909f9628C2132216",
    "userId": "718119401"
  }
}