{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "45699",
    "entityType": "User",
    "nonce": "0xccaac810a93ca40fc3e0a63987f0ae79d8cf84ed30a5081dc5c67e3228070252",
    "signature": "0x51c79a0c395cbf19e366e3359e4afe580b9e34a71d2076c996fa5038877ab8e1641ed822623c350f7e67494317ed6b31087e30f4b8ae6403f2b961b4970609291b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}