{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484008784",
    "entityType": "User",
    "nonce": "0x9aa8a28520d4e9f10f0c08bf8272a541303a2a5d7df40b250929448391fc4248",
    "signature": "0x7828f658c026d15cc0cd97e522ff7f0f588f0217a295838f5366443d3efeb16361ce06ec31f7b1c27bfb7050c349b488c86d8416652a5738bc1eab5ed767bbdb1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}