{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967906892",
    "entityType": "User",
    "nonce": "0x7c88a19c54090224f8ff16ba07a6be8642fb83d9f7a4a3d64a95e9800f5b7e07",
    "signature": "0x5e123d9c17e53c1e55e574496460d2d46e9823bafab3e2dd0ecb0a12fc1b654e1e67738f3f41ccd4f4daa9e3f3b1e206aaaf883b27187be6f77200001e72f7d51c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}