{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x23d3e75b0df85988d061640908c5a882c37c01545c3ff81d14ad85f869269182",
    "signature": "0x30d2a3c650de51107a0c956429e23327254382b58b334a4f0fe1144016f55cd1094c363cf4fbff08851ab38bca58136a13b5a11077efd49017ed62b4b682af271b",
    "signer": "0xC0f8D2C092ae50e1512d827eBeb817e1ea4112E0",
    "userId": "451729998"
  }
}