{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65115872",
    "entityType": "User",
    "nonce": "0xa66f1b6778f9693920cd0696aa7ef4239d77308f234fe1483d74a5d4e099f432",
    "signature": "0x4d597283ebb16119b17c54764d5d630942d93427131dc346c7e0e1f383df270c15539ebd975936c41bea6dc0676e8c9791f51951c6a7ef2f59acc79dcc943da21b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}