{
  "manageEntity": {
    "action": "Update",
    "entityType": "DeveloperApp",
    "metadata": "{\"address\":\"0x286e7ad8f9447d0112953bdb1684a4b4192ecb76\",\"name\":\"Just Listen\",\"image_url\":\"https://play-lh.googleusercontent.com/16iZ6vU9tyazXe3dUwl2k4smVQYRtq6byEL_G0oXdXpu5MyI89bf-GohBXhNQAL-679D=s48-rw\",\"redirect_uris\":[\"justlisten://oauth/callback\"]}",
    "nonce": "0xe49960ceaffe4a44e6c76d9dad267f9d41486b8e3e8862e6e0ffce888de200a0",
    "signature": "0xb3941210dd1b3064f40b426a0792873ae93a906df0f0f393dc96e1426878bf0c776d07e8130287c95a603dfd1b77ed52b23ce0e01b7e390830381e09d6fcb19a1b",
    "signer": "0xFb8DB1fd65218aF9818D8f59D5D31E81BE490149",
    "userId": "210545"
  }
}