{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "329671517",
    "entityType": "User",
    "nonce": "0x8a53f17a8518d5a51664cc1eaf1f04be48005c1d4b61c9001142b2333dc12e2d",
    "signature": "0xc57a27552799d19e9efdda947dd838c6a78c807bb5bdb90974fe5f3062ce42957b0220ddeeba18fc15baedba07419b365def9f827475c0dda1afb7d09f5f200d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}