{
  "manageEntity": {
    "action": "Create",
    "entityType": "DeveloperApp",
    "metadata": "{\"address\":\"0x519fd8881437f9c91f37f2f54e0569310ccb5a18\",\"name\":\"Test App\",\"description\":\"\",\"app_signature\":{\"message\":\"Creating Audius developer app at 1775069021\",\"signature\":\"0x9f85e2d30c2528d126aed9482a8e3c3314e6c415a2bca080af4324dd24a1d03f3b7ee7cec2c94d101e6f52d6e647fef608c7f980b9bf47d1f065d57141cadf631b\"}}",
    "nonce": "0xaa126efcf313c9ded068d9b965118755617d895dee7fe0a827edf998c85f86bc",
    "signature": "0xdbf38b77d78669854a7f8023fabfe230c037fba3aae0529ececb856aa5e0f19620290725768e36a6d1019033acd43dd52ca65a46d12d68108640be30aa9fca461c",
    "signer": "0xA0660E978c394F58cEfAd6b8dc7b33Cf669d42c4",
    "userId": "234771215"
  }
}