{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xe9b9cfba99595503906f98eb867b37ef17f2e297aaea79d104ae7fcba6516fd1",
    "signature": "0x9a8c543ac240c2c8607542e1da61103cdcef534f0ce051c78c737eab172a18493281ff0294f9799fa76785a56b7827ef29d6dde0026ed771a66825ffa4a99d901c",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}