{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27669",
    "entityType": "User",
    "nonce": "0xa7edee79d25a5d51e6aa395e1df5374a43ee1d2fa22274d842b3644ac5d470fd",
    "signature": "0xb5d41f90e1d749d8de7699a48b23d4e9d4ff4adf233516d1599bdd678ef90c415791d3346b465948e9323a91ec75c9a8d6dadca5acde99950b049e1c484afd0a1b",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}