{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "562822143",
    "entityType": "User",
    "nonce": "0xe0d6bc8ce988362d7605d7595cedb39557647ae29048f3758bf0b6356fb81ed0",
    "signature": "0x868aefd2e44f21e1a565b459eef7bab212a42341e4ff260c5f669c085b5dd59f61462143adcea820bf1c2ca70659dcb0d98247033c55d84bd6ea7b6860611c3d1c",
    "signer": "0x580b8ce3181CecdE24dda8DddDB6a57828990d63",
    "userId": "214104220"
  }
}