{
  "manageEntity": {
    "action": "Create",
    "entityType": "DeveloperApp",
    "metadata": "{\"address\":\"0x4278c9f55ce52a28e677df9cc76f7295ca72f63d\",\"name\":\"Deathbox\",\"description\":\"Tactical FPS built on The Sandbox.\",\"image_url\":\"https://pbs.twimg.com/profile_images/2105606273010212864/klrcIX1y_400x400.jpg\",\"app_signature\":{\"message\":\"Creating Audius developer app at 1792311979\",\"signature\":\"0x3eea839bc8aa1d62ba5a8ffc588acbe0d6fd2903121127cb766c84e02098d58148dd0e9ff903278591571d20741f31bd57f741f9052bebb68c8a2a0a5df69c921b\"}}",
    "nonce": "0x7753570c2ac9c20e244770475ad3e87dc73f7cf15b6acbac69f42155fcf38094",
    "signature": "0xcf86c42741d670d7093db789a89b1253fcb01963ca3fc2b935083401c23422ca080cd51f1406855f1d91f86b05c1af391dd63a790a9dbfccfcad5c8262c6a3ea1c",
    "signer": "0xab149ff8191773cca3D658756256803CE45A547c",
    "userId": "22023"
  }
}