{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x45e628efc8581c6c97753c82c8012dd6842a4f687e42f72aec048e9b26308af3",
    "signature": "0xc3840953298443545f1f5a526f1f300b2f19da8474c51e5c2cfc91ca698a2e4152be8b9c935294632d2d8ea6c14fbd64889d6e09899ce8e9bf04df38b98305741c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}