{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352613",
    "entityType": "User",
    "nonce": "0xcccb3bc099096036ea8f1799fdbf2aec39dfe7849871adc0eea364c2bfa0c6e2",
    "signature": "0x86f666717e34ea90ee73170a4e4d37a0b630c6e02550d4087938c7a341e698334c2bdd20307fda13340bb4902032989f62a711a8a5f20ecf92ffe34ad1612ba31b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}