{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x1d43df96c192a3bf772f270d6f1875e1d43edcebe05f246439066c9fdb5caba8",
    "signature": "0x0642367c5e35c77f7e6df712722a359075a24b842f5032bd97429931ce1fc6181d5e08453b3a434bf94cc63e5dab91a001bd5fca1a45f5992077fede5dc0c5191c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}