{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105826",
    "entityType": "User",
    "nonce": "0x2c7ea8496153fee0b2b545db28a2e2c7bcee5729d3546e1d895103031f71884b",
    "signature": "0xbebb118ae6ffa937cc69b6103324ce1608ca41a6641e6af0424346d547c391cf7fe688c3254327d57c23cefbb8f6acee1f68578ac74998fbb4d84d7ea5fa06f11b",
    "signer": "0x4F8e40E75E675f5be20520c4cEA0CbD7bBb999B1",
    "userId": "991796067"
  }
}