{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395602",
    "entityType": "User",
    "nonce": "0x26486227258d8d5d8826e7e56fb17cdd36743ec7deaa8ed4557659fec9b03737",
    "signature": "0xbe9d19c300efbf372ff41c562ceabeaacae80f1b16cc28038c89a2aecb3dbfe57e761cfdee1aadc128bd4c1dd488ab3462b8d41d8b9bf6bc4057bf9a513387f41b",
    "signer": "0xC965eCf215DC75172bD11e8E1dbE76EDd838886e",
    "userId": "260849"
  }
}