{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xefd30998b4bd2ef4b07b56968def96889837b5e046829690cdca56d7f9d60692",
    "signature": "0xb75a54e7209f45026508f9ae5c99ee2195fe7d1e612fe2e2cac30d7ba58b56c875d887db1f68b2bf6d70fe5d15d0f74e362b8f4a849892a25f8c5bbe3e634c311b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}