{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "259752526",
    "entityType": "User",
    "nonce": "0xc98a78b5737ce17d5259a182cedbe8bbc6515e357d14c52dd814500b312d49bf",
    "signature": "0x459173cbcc76fa7c6ca7e85a754cc68f181c2db848366e1094dfacd5549fc2d64d8a04bd4e34db8896a7c9e33a9b8506ec1b042083e51d478031fb4c545b150f1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}