{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x7e6776de55e5c2a525349ed2287cb20c740579f40434da5bbbe9ae58c5e821a9",
    "signature": "0xfe8f1d10e84c215d6d891dfd8dcc296fa481d17ca071d3f199f76c7f71ac98af09dcc94a3778763b41fe29af706e5cbef54ff07718613c3819c967ec9c7770dc1b",
    "signer": "0xFfEDC8a6177467Dd818D12079De6E66E514EeA03",
    "userId": "992110484"
  }
}