{
  "manageEntity": {
    "action": "Create",
    "entityId": "226817053",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":226817053,\"description\":\"Cinematic ambient electronic music inspired by night city atmosphere.\\nCalm soundscape for focus, night drives and quiet moments.\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Ambient, Dreampop, Cinematic, Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Sentimental\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Projekt61\",\"duration\":309,\"audio_upload_id\":\"09559c48fcfa9c8179717bdcde332214\",\"track_cid\":\"baeaaaiqsebz2lislyfr7araj2ldm32feeurgjb4jvgexa3l7xrbzyo4cxfz2i\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb4fam4epbmc23ufdaedhxqbhffmat2nriaufkbv5dhu4ux4driks\",\"orig_filename\":\"Projekt61.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"G flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":965267941,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseckclwz73lcsfwufrvncuknlsm2okj6wxz2o6zfnduqotakrrvvha\"}}",
    "nonce": "0x05555ba0c47fe0c5386da2c2c88530b2604a20d3023f13a98f175d686491b084",
    "signature": "0xe718ee78fc7a214420b1b06c525c1f48fe52947bea4f12cfdbe27020c4b205fb7a3d461f1807934fa644ef0bbfb02548e60bb552f728e2cb2220f0cdf48f8d4d1b",
    "signer": "0x6D261A0758aCC7987A2cd8E285Cd6b57C7e442bc",
    "userId": "965267941"
  }
}