{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52309",
    "entityType": "User",
    "nonce": "0x57a81090d518f535b4af0ce59b287703e14ebe30ce8ff944ea9e11a00a692d37",
    "signature": "0xf11883296c8d78e68e85cb5e07d59e97b54205df3234de11f483bdeee841a4fb522b8540231648d34284a3f24203601a0ff1a6d2e8cdad9e4ff39db82e8952401c",
    "signer": "0x6019e9E7e1971dB9F634A836c226bd7c575D67fe",
    "userId": "93179"
  }
}