{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "288058",
    "entityType": "User",
    "nonce": "0x1fa14f2c69259fb685d9500f309b0922a7217e41325384b199eeef76b60d294d",
    "signature": "0x3fdc16f1e21cea9643641e002216ba20d4702ede29a51021eeda0f81ce642e3a07648d9d682b3a4351704465673b70a4eddd4d22b04381e3775336f3620539961b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}