{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4205",
    "entityType": "User",
    "nonce": "0xa0895bb7828e3d0593059a7e73c52ba9a7f522801c4024636e202812e4468dd2",
    "signature": "0xb50df9f1921481d3699d9ed9cb6cb7ef14d0317db1bdaff624c76de8e2b1dd660fa24137df8bbb00799290615020203edd2785c458cd1b746367c13f1bbed5121c",
    "signer": "0x0FcC08fd481e207B40ED717A2dd2Ef744bc1424e",
    "userId": "235085114"
  }
}