{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "82897",
    "entityType": "User",
    "nonce": "0x37a3ce744513bb59d4077ed0af27048b676c8ce013f274b355a11afc89cf9782",
    "signature": "0x52f6c1b8b268a0eecafc2403c47bc8ef3546e5e8f058d812b62f41ea98030c4a79192c622de7044b742dbd8c289b877784e814a85c537f92e5e11f072efd19871b",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}