{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xc19f2b38ee425572c5866fc40c8ea68423b3076da22cdcb59d9d71d74eaa25b1",
    "signature": "0x428f4a2e139718d2ea3e82d99d9d7448f514864327becab465d1489bb51a19313ddb1c7d10bccafb6c9e66b53c9ac149a8d473010cb6a6029c16b7f68aeda2b41c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}