{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "219358",
    "entityType": "User",
    "nonce": "0x0588d71a6d0ccba62eaf44fbf31fe659a5f049542fdf389958ed139883eb1341",
    "signature": "0x4bfa90c2df4295117e5ae73e94936ef3b1fb5fc2cfdf9d757775709f5031b77d7d1c0d65452f48287a07332f6be0ad6acb76a75e3f81fce4559d0f1259eadec51c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}