{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208551",
    "entityType": "User",
    "nonce": "0xad192cb3de0cf9d714c92a0e52352b7779baf9fe072847683d2ae780d41f5aff",
    "signature": "0xffd3aa4742b0c65e169e318b9b9eee5f4c444615bbb159785684032cfa0ef1a5273a0d51035cd296ed90087f362f55fb9590a175f751a224a6cb86afdac355831c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}