{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "309080",
    "entityType": "User",
    "nonce": "0x80b192b998fcd47a95c4f2db6c8513d6a267b6736a88d1417190623c8632b3f2",
    "signature": "0xab239befb3197e9f7a10bc5b7229b57df03559d39f8867de040a0e7701ed9c44019ea99fc1645b596aa64aeb2ad2fb27fe800d42a8e58c556e5f7b0ae35c32211b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}