{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "160950",
    "entityType": "User",
    "nonce": "0xca27a19bdfbc0dbea6475e7ab53bedca34d4d0f91f85d2d57416f43f64c57ec4",
    "signature": "0x11e61374b11246eebec74a9f3fb691d3b9dce00555c21a8fc1def3e94f897adc175ff3477fc9cbb8433c8ebc4f6d197182fb4e0a8aeccd6659b130adbf16bee21b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}