{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967215477",
    "entityType": "User",
    "nonce": "0x5db351c598dbf89963796f7127620aaf739a3737c3b7e8ffef77127aa60fe33e",
    "signature": "0xf7274f9f493a7b952b885db1c8481a72cef15ae49f14762b52c40327f19e031f08abcd44e9e9af9c1b68e511e21755a79c4152d91d61d3ab73e0a86ce2774f7d1c",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}