{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60369",
    "entityType": "User",
    "nonce": "0xc186087946732f47240295e7fbc94836277eb53601787a4af33c18040f557f72",
    "signature": "0x42af757f0d31e8e2728e5fad3f98a8d5a6dbf34a7c0eb1c5b7aeb0d9c9899c4024add4089f6e6c61d34b025ac75720c707444473b88461a596836b423517dc8f1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}