{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0xba45876d528d656646157fac98c17c7b9677e495b766605ca3153bd9cc97a9f0",
    "signature": "0x9218f91da09e3eb798c5d9ffe434bde0426029dbb5fe52099a77eb9d493bb0985d198f1e1a5f32759dbcadff0e6caf924320729012c548d59bc37dd687e1ddee1c",
    "signer": "0x81Bf0645011274410d5E45790ff7D2d89f3e2254",
    "userId": "880775312"
  }
}