{
  "manageEntity": {
    "action": "Create",
    "entityId": "1572992847",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1572992847,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Soundtrack\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"EXC_Ngym_Chill_4-4_240723\",\"duration\":226,\"audio_upload_id\":\"e6e3d5fcc660a60ca27b3daae3dd2adc\",\"track_cid\":\"baeaaaiqseayqhg2p7sbdlmoznmgl4antruymnygnrv2vh7akrechtaa7unvtk\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseczulwdu5r4s2xmbwcsacya3nxqtiplg2373yp74fluglxydipn7k\",\"orig_filename\":\"EXC_Ngym_Chill_4-4_240723.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":130,\"is_custom_bpm\":false,\"musical_key\":\"A major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":549983695,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebjtzi6riwkud4ozenjelz2s3twsglopjfkkyhnsd57ubb73qqt7i\"}}",
    "nonce": "0x93e5e5e5634ef6f31096285e8f27aff7371d8b53b455c00b2b4cc6d00983a9ca",
    "signature": "0x92e5fb536f59a7ea4aed5e7b8cd195fade841e7567a036f75324c545982a6ede2b81bc7981f18efee31b1b72a80fced3f1afae3064c3edd05d8f207b212e2a981c",
    "signer": "0x5877F7e1aB261CEa57f1734519117Ed49d50c8c3",
    "userId": "549983695"
  }
}