{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "110672",
    "entityType": "User",
    "nonce": "0x01d56c61c038786f050505e3cc842d9b81d9c18af035359e5adda8efa8a7b65e",
    "signature": "0x5e3563359ad2f3139a0f1baaf44ed3b6e5c503fc0a85fb5e524709963d08bedf07a04d07b5385d1db397ccc74a4d3da8b22172fa0926a62570fd87f2ec80ba381b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}