{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73594244",
    "entityType": "User",
    "nonce": "0xfc7bf97d0c4e97adaa4e19dd9e3c8d21d1931366fb436e331bf28cb4dfd744bf",
    "signature": "0xd170111bc53ac13432b87bbf5b0fff9f6f9acb2771b79ee6707af311fd8b2b097c918a75704a0418451c583b716f1fca4075165c774e754ddf2d12b46c1be83d1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}