{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "184818",
    "entityType": "User",
    "nonce": "0xe561ec17fe249e651343743e5e5611efd3471fbba17245ad144a1d1a3355d4de",
    "signature": "0xa1da278ec69480fb1fc15e14cb21d35867755e3283e3578f17846c558601c9e6516f77a7bb964ae276a294928e6d69476b6aee78c26b6cb1eac51f44047686f81c",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}