{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xc4963d2167f73308a2be6c282c23eb6b8df2ba03ecd57ac5def0e212d37ee024",
    "signature": "0x0ec919006d93a60147d6dba567cdcf0acf17c3d78b5748ad9b843ee8cd9e256f60f3718733fa241be9a2607aa163ab9cb4651860a8fddf4874b079641753f4581b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}