{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "279392",
    "entityType": "User",
    "nonce": "0x172dec18dd0e4311233d411c1a0d30bad773312858494f57d2beac2b711113d0",
    "signature": "0xd88d063fc7d33c455a9b29acfdd86a4c4e57948c82c290e517c6a09d9266b17e345c4d738f8c9fcad97acc8fd3b847453ed042943e8b37d079b550b56026e60f1b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}