{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x507e074b72cfcc32f645fbd320d6ebc25de27580588335c7b58bac7587df3667",
    "signature": "0x7289107e11eb26b77eea9cd9ab7d69e0ffc2c4cd05e03e23bf632fd89dcb4c8b4639bbb1f0826297ebcd077e00f84353dec717342ad482f51fe4cfaf97ee9f901b",
    "signer": "0xE106e25b555a71F42A1945DfCE3E623B305d5DAF",
    "userId": "792760220"
  }
}