{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5b17cb6bcf251f191be9bc224dfd1a8f9b6ce62a1f4b079d5534a83baa41ac3b",
    "signature": "0x0108920b4a6f9287af42197cb836bf05f8b8b05583dba8cf1933aec983e4f0010bd44cf670eabf81c2843faaaffb635c502fc8d18eb31e28249f973751affce91b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}