{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0x984f9828a5cf6f25c170a8642736fa8e1ad12a086548764fb37aafed7ab5577a",
    "signature": "0xaec6d6580e82791d5fa7e537c3822a10639e258055186a39434f72a5492e8667173e313a71cf98feeec2f60a4bf69011072b2605b3990e1cd36dba39d9f33c5d1c",
    "signer": "0xE7A4a8f1d081B44C96Ed68610B6c3016ce8cD6E0",
    "userId": "464427506"
  }
}