{
  "manageEntity": {
    "action": "Create",
    "entityId": "1605574505",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1605574505,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Reggae\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Peaceful\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"High\",\"duration\":144,\"audio_upload_id\":\"b7f8fab7aaa1f9b095873f4e958ce6d6\",\"track_cid\":\"baeaaaiqseaeupfcbtkcu7gamzyhmpallrhaebiokbl6v32aeqsi62uvsnglrq\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedyeopgd7hacz64fdwjlt7jxjb2ldk5j7w2pqdfoyceob25tvujra\",\"orig_filename\":\"high.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":136,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":854926846,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseb3yxm3ddfojvpepixenx2qjo43ooknyhdlaqdtn5dzsk4evehg56\"}}",
    "nonce": "0x0056fd5e0bcaf316185f114ab4d08749735308e45f02f5e1a5fff3af0003f85d",
    "signature": "0x829df534143363fafbb9d4aed38fa1fc8480b9c0ead5dcbc3df9c83c841e7ac750b209728af569297de4f406e8c854a5e4498c23c076cd000d29d1428bba697b1c",
    "signer": "0xe522796DA528Bc1a61B10A48aF6DADec35b5240d",
    "userId": "854926846"
  }
}