{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58433",
    "entityType": "User",
    "nonce": "0xfd1acfdc226fbed5a05b86a5bf0cc0c546f5e737dc22ed0cb2940ed8a4bd5f09",
    "signature": "0xa76e6c24cbb314af6d82f8ee53dbde8d46e0bb86ed58c038a4bc24bd0e44bd471e35006e7c3e4d4b6f5ca59bbbca3e1c812eb0546b4b1baa022951ab6ac4b3121b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}