{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x86c4766fcc8efe6b89eb29a814bc8ff0e47d4962e63f9f267a7aaed9cb8ab8e0",
    "signature": "0xe4597ed8fdca27ceb3ec5ec36c4e2e9eed24f5eaf5d64e0824316cf8d795921e28acaff485c85a4994f0817fdbb58e90f9c31f3b6fd0082dae01404879dd54d31c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}