{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x9a9c1569685f3501c3d4c38b9d8a0e6d2e4e61cac59d7f9cf5891bbfd343c9cf",
    "signature": "0x93d8d496db963cf2a57ed526a3be84d1f123cd7be8a5dcee7c74a6bdadf3df3d2f0da5f28344bdaa555c05ccdbddc7378c19877836d26afcdcf169f1e33916f21c",
    "signer": "0x303fD6F7668Ad0AD901434B85eF391E249785A2C",
    "userId": "179777073"
  }
}