{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281227",
    "entityType": "User",
    "nonce": "0x6553262ac186a0df4322f70ed26e0405dabee27e1e1b5c1eaffc56e8999cb3e8",
    "signature": "0x95dcf19d74e651200d310bd59f5ffffe78381a764d2e8c00ea4741ddd60d16c05ddcbabde1d738ff892e1eeb5b6dddbae03294f506c195c694453e02e3cb532c1c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}