{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "741468",
    "entityType": "User",
    "nonce": "0x0d36abaa2dd2c5a7fd4c1c3c685b8974beb3910f3782210dc0f61e93fa4d172b",
    "signature": "0x6c4db0ac284c74ad068313160f33543bdcb93cce516c514b19ad93b8e68a39c3513ce6920b2b581623ee259b15ba925abf8d185a5c1d1516ca4276ad3991d06e1c",
    "signer": "0x0a4352884753988535D52dF4B4aF5592d53BF752",
    "userId": "631788265"
  }
}