{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "63083",
    "entityType": "User",
    "nonce": "0x3fe85a10e883807ee9b9698e38683140bd9d41a664ab5f8b93e689c4985284fe",
    "signature": "0xc0094a21cd90c7e9cdc5bc06f21e1627cfe11ae0184bf03b33b348346435afd91b93430ad6728b681c7911d0120331064a31e8fe4099276c9f41d79aa6c00af81c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}