{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "358998259",
    "entityType": "User",
    "nonce": "0x86dc38d45db4c70ef7fce78795a853e334fab259364e48fdf26e150f3e2557b1",
    "signature": "0x630f3405dcb6c18c7a788f54fbb2136e0a69d3e37422cf3819cb6ca49d382a7d740451619b2046e2538119dc39b7e587a9ee7668d3991127244c5b1cc2ee400a1b",
    "signer": "0xab97052A857D6227f6165BAc2708432a46C287fB",
    "userId": "159597058"
  }
}