{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x6caf112cc18007a9b3d2c7d4e2b031c89a3cee8078d6120128a46a766d8801d8",
    "signature": "0xe97fea801170df3592b41da95d3b769dd3c6043c0bc08bc20f9997d7eb8c594263169bd97db0107ff84bab1fee3cf6ac5488d16466cc05db711c59cfbf8950861c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}