{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0xe4e910949020286dda033af8b5566d2e7341c41c4635f5443f7e1555273739f5",
    "signature": "0xa1242ae0ea01895a81a84fca749a0aa75b43d93ba184c252d84b47212fd52776559db800ded64eaef8d34e0754248ed154b49a4207e178a2e4784ebe8df1ed0e1b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}