{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1112761",
    "entityType": "User",
    "nonce": "0x78bbf36e1485326b4123fe5c960ec84c999c20fa339ed9b563116605094715bc",
    "signature": "0xc5bff15da6b247dbf3d500dcc2a2aef5900c086553757d857c0a1217d549f3171ddc85c07f398aa9bb1c19da84ac7d3667977b5a188c85f6c097a0c392d111e81b",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}