{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x467025a1ff44e6047de8671b4b5eecb577256bed798e30331ec5170b86c22e8a",
    "signature": "0x99a31959e3b6f2793eb0602a3634420224f6572a600a93bc43c69792233b4ced2ca83421438d0df914b34a3681461332baf05ce8b6787c3f8e386d3ebbc90cdd1c",
    "signer": "0xFFC5dCB45B1826f1cbb4062a3E63151751CC7C2a",
    "userId": "308159083"
  }
}