{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234046",
    "entityType": "User",
    "nonce": "0x226a2ddd253aef681777450b895533f3c92f3cfedb79fa554717da731581c141",
    "signature": "0x8e824e04ef393fa02bc5804ba01cf47db2ca6898eb892942a7209784f0e612ea53c419ab10965ebb5f62d09a4aa4467f3b9f13a8b775151be4dab4b72a445bd71b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}