{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x064cfbaa36f974c24b095423069015169e9d5df5e9f989daa8c3e32e5be027ef",
    "signature": "0xc3cb751b5d82e4fd00a6469688642ffb593ae4c60950e5aab8ab554532c257677d54867911f7a3a471f77aaaa391951b81558d9441c2f35cf2c08a721bb92f191b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}