{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "381290",
    "entityType": "User",
    "nonce": "0xc7f18cf610be2fe503b58563dcefa02bc7f1c902f7937946ea97ae738e73e7e9",
    "signature": "0x5a24d3eb2fe59573952912c003b6c2879ef6fd3890f1557873ae07f760ce726e2e3bcd8da788ae8c9a467b8b6322bda146131b0a914302cb920fe113c7eff22b1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}