{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xca4c1c3f05d68d89ddce4e9199ad1a861d780df75caf3268877888877a41c5d3",
    "signature": "0x803bcb17dc3129014daf4c57f4c76b604c36ac02b9fadb7fffbba2401366070d4ea8a1c71a67b3baab38cfcfd429ae497ae031dfdeb0c4b8184cb2da33ee784c1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}