{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39727",
    "entityType": "User",
    "nonce": "0xf8463fb2ed08f62cbad4bef732aafebd1be01f55842cd434ed3a1d37ecfa8e1a",
    "signature": "0x8251557ca1820f5097b93d2dac541053992405267768640ccff9e4471e18c1c54160a51b10a9ac6b2ee6a7d920c73256ed330f26077c749a485b301f5f4798751c",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}