{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384214",
    "entityType": "User",
    "nonce": "0xeb9b85cf96881ce56cad418dbdcce4168ea218fb3da955eb49ef7e24e437ad77",
    "signature": "0x696fe504f7565c8efaeb59a714d36085a8f850c0c120ea0452632c4de3032ddd2733b472555959bc8fe3ef469d8b733d9b51ef7b432a225db4faae69a2a0047d1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}