{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89091852",
    "entityType": "User",
    "nonce": "0xf2df4573831734fbc7d5f84fbd9863d68e4df399667995cb3140c1d89e3b07d0",
    "signature": "0x66fce0dbd8ea03afda6aa7efc85343499ba6c23348fa76d8a5e2a4aef3d0c718674a882e4b8ed05bb5ff69d19894f74b927b5e32e16e2c32530a1ec067e37d831b",
    "signer": "0x83A4162810A55B49858D3b17aC8572D1c34eC8EE",
    "userId": "517422960"
  }
}