{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x8f4bc64f6a246b76166105577181f3a0a9ffd49c62c500cfc0024e24924f48b8",
    "signature": "0x4ffb002c9ccd37f607f3f7655def0af781d557201e4574518b5f9b8fdec93f3d3dd5debc7163945a28936d69f03fead5c9c7bd4130c0031e4addb6c6417535e11c",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}