{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40758",
    "entityType": "User",
    "nonce": "0xd73d12e1746d85f566893fe1b33ed6927ddbbc55e48890755680552df2bbe987",
    "signature": "0x10696d6ff8c816dc352e28a5eeed3b283171a0c14022d836054b6efc14173a5159356b222e649ca2bedbe80b5f6e790228dcba3d64e733d89669e74ba43ad3ba1c",
    "signer": "0xaF260D56498a2d61b204aBc5CAdCbEc98465d11b",
    "userId": "219894195"
  }
}