{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "112593321",
    "entityType": "User",
    "nonce": "0xdd0e99a4d34372552e4a0d44ed8fb6a9c7934817a97f1811aa2f4424b62c2618",
    "signature": "0x7cfdf980057941f0aecc1bcff9188e4fb4def80a411b66fc0a4e8a60305df45050d4f8b5242f9c758ac7726989204cdcae1f16f297e2186fec34b6adb63083ff1c",
    "signer": "0x7e9720d8C73bd719B01E9408E15C2884254beC2a",
    "userId": "234846549"
  }
}