{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947140631",
    "entityType": "User",
    "nonce": "0xc5aa8389f231a42f7c3b3c8154d93a9973326efca4155768355b5f0ee088d9e6",
    "signature": "0x5b7279defe69848a5b63f9f0979124c21b4f566c0f9b23cc0c5a9514f080499b3b7fd2d960787078e41b91eea3541fb5a53062e836d87f4da00b3569218d8df01c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}