{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29401",
    "entityType": "User",
    "nonce": "0xba4e543e30489dae207e7fea65ebbaf40e5ea2658502f1a0b07ec52a3cc37fbc",
    "signature": "0x9a910d3100f8c6f93e090a8483b5c0852445e51e56f81fe4b35926a467b1c42609c0103d13ed4e4d972f1787e8aa5705485c0cc2a23dbbcabb0b7c61ed3695c41c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}