{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x5e7456e98d323d97a875e0c540286bea5da6ce1f2b140adcd5c6347519fa39db",
    "signature": "0x34265237fd0cb168310a4ec4a947b154bc8118590d8cb804b69960c2a30d55e0220223babbf52345237d468061769ef9bf7606c85c196207c9170ccdf562838f1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}