{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x0dff991bdc2e16290fd454409be3be57396bdca1d7d07700ce3fad381e4dc0b5",
    "signature": "0x4608343d733cec7fa3fada1ce7f3fcae27f8cc7b39ced2e6ea0f20b4c2439e790693495e0c101d66de001d7f84174bf8e7dede938e01fbb93d19d3eb421379371b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}