{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18168",
    "entityType": "User",
    "nonce": "0x7d036649b95347873ef76814df13b5e3bbd8cb49a964fcebb233fc475e5b78d9",
    "signature": "0x4a8d03d53757898506a7b35fc5d32700c666c5830a40cce31bafb481bd2f5b3f128c595eb972670e64826fd2e50233c53629698fe7cad23083866ec9b713321a1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}