{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x5326bd3299b27b527d250b027d73f5b3e0ca7791add66b84aa44cb2052fe539b",
    "signature": "0x8b705ca7e946ed485c59bc39d8c2afebfd0a32067174347916483b1d3c3ad5716c9907295d4f63cbb4893573132d9a21b9fd0aec0a6fafb6ac346f08e1617c191c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}