{
  "manageEntity": {
    "action": "Create",
    "entityId": "710893349",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":710893349,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Dubstep\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":\"All rights reserved\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"140\",\"title\":\"Relax\",\"duration\":219,\"audio_upload_id\":\"d63763869996e527f9d93fdaacae0da7\",\"track_cid\":\"baeaaaiqseccsprumkk32lznrgwarfpv7uc6vz22qpchv5vistlepygokl23ha\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseco53uk6hcdl2nbmdlrwabtt5vl2urgwfhdwunbitf7zpx7ak42qc\",\"orig_filename\":\"relax 042026.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":140,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":63084,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseckfdb5bfvxc7bqg23oixkpj7tmpn3d3lur5kuvf47zb7pnyxjt5m\"}}",
    "nonce": "0x365b8e3eb6c266d5b58f4952673b490567d474d07dc5975f2fce2d18081e14a5",
    "signature": "0xe6900dbebdf7ad88a93fa4802763e7dcaada5a8af04de1263a1e41c745f3b7693861c14dac392c23d672775e72c3b5ed5658513b43ecf70807fc4c185be702e01c",
    "signer": "0x32987cB5D8fDeFeb44447584950469BfeC9Cd41f",
    "userId": "63084"
  }
}