{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "785834311",
    "entityType": "User",
    "nonce": "0x180685417b2fdd26b90fa2d90d1f41028d7427eb3835be497b3708b8966559c7",
    "signature": "0xa7f001f75bd5abb1341a14f37070890614c2a71ed9f17f5c7e7573304912fcb775a3526e9bfde9b21f693906f70f692f2434ae66c64b3bbbdce42b3cf2de68e31b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}