{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9ed0319d5675dd66d9b8adceaf7df0a4e94876b2a527ee082ec73233f9351e50",
    "signature": "0xfdec9d9197c3064f6c5c404881fedb233f75f42a7787eb823ed030c45d840b4126fa45982d6644e14c33f855461c7aa257b52583b36d57fd844471cb372034981c",
    "signer": "0x6268f3F36E0fe8D3E139bC6d32d7539887721848",
    "userId": "418312750"
  }
}