{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101669",
    "entityType": "User",
    "nonce": "0xafd247d356d4b3e6f2e47f2afc4e2dec91240739b3cd14fa996d137754ffbb6c",
    "signature": "0x0a24d0664d8ea7a8f77d09eae879f2ca92660646999bf2ebe82f1192fd02aabc0dfdf4e018a25e698dbeb1dcb8453a48c7afdd4918dc690724d636be8e52f7e31c",
    "signer": "0xA5594f75935B53086a8f3231b314C131605FEDA6",
    "userId": "140185425"
  }
}