{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "940916831",
    "entityType": "User",
    "nonce": "0xfe954de04e0a201ee6333a21e2879ab3bf23c684c2fe482b6e9e4101d32db84e",
    "signature": "0x0a4ba6b8b3fa0547d5704ca8444ebbab767108daaa622a41c3f062de74a545642bb2958db7c7c7d45a5afa22109c647ed8f2d51248cae6b3947ba7c6914413681b",
    "signer": "0xA226224c445E989C805B3F16163D749bff798810",
    "userId": "716656849"
  }
}