{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x58ab3ba3b59dd865b87af8b0e948364bf2f3252f0b8f41cfb751ceca793f9cb7",
    "signature": "0xaf9b21b7d6a4467d63e25c23ed1a88076964dca35fd8ab6bb06c38dca8b7330b15bf3f5612c4286db583f7208b77fe25325a0640fee86cc08f474722d934581c1c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}