{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91965250",
    "entityType": "User",
    "nonce": "0x6e006f4654d727029e7e511a2ac80f36c9e5f47e95fa6a34dd025d11a8fcbfd4",
    "signature": "0xbba8ca5cb97ee39626451ff31a382d73bfb058cd031076db00e5e4958d1e1ef919193074ee687486ae0728ebf8bd805d8c1f8b9957901d0211b48229fc64d6de1c",
    "signer": "0x30aB4fFaEd20Dd2ECb39C4c56ccbA39A1859a1C2",
    "userId": "983034886"
  }
}