{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "56896",
    "entityType": "User",
    "nonce": "0x9e58946accdce286e2ccfff88c9d01496dbae2e2495925a8302af883f2e9efd2",
    "signature": "0xc8c80804d187d732f6469b69cb544e07fe95103e25e58480e486fcdc8a6bd33d4c119aa1adb623921d63105769b716b32787c759f2d62b65f1c8fef9ae9cf3371b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}