{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "569090",
    "entityType": "User",
    "nonce": "0x3d68b5c5d5eef67047c25a142073be19e86a93a015934bd23cc9322dc27124df",
    "signature": "0xbfd35480632d8adb98721117bb0c81eb41fabc935d295e73d680845896de01074245028acc7f0296edaef8bfe82ac4ff58beea40d855aeaac49f9f37297904911c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}