{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71456",
    "entityType": "User",
    "nonce": "0xa595ced5bb867ac7b54a83b6fb8bc6f4159a518010531e90f72f8845c651a87d",
    "signature": "0xdd13fa184c1c2e8e1f0730bb144d397a003f387bd016a492441364edebd39c567491cef7a32abc3154a321775f6dddc4f0dc38846567be3cb44ee3a3ae782e501c",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}