{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208551",
    "entityType": "User",
    "nonce": "0x28aba96c315453df4cec356655ffa0a2dd85804e545b033bedec65edf792ba5f",
    "signature": "0x5f003e4023832acc996dda804082633ade48dda9b717e4b969587f3217e2e95d4716ed3f58b3b31f8aee7ca505d783169f0f134704b03581bd12d607f1a8ee301c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}