{
  "manageEntity": {
    "action": "Create",
    "entityId": "1287272894",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1287272894,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Progressive House\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"remix_of\":{\"tracks\":[{\"parent_track_id\":1416721451}]},\"tags\":\"\",\"title\":\"Lost In It (Alex Hung Remix)-Toxic Wraith, LAWEN, Alex Hung\",\"duration\":236,\"audio_upload_id\":\"757f8e93e31b4c8ff6bc6b5f035045ac\",\"track_cid\":\"baeaaaiqsebg5wf5qpxwbyx7hm7k4qk244grzi237ch56u3nn36u7inceu36x2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsec6ve3duwor2ln7s3uqcdp2h7vexrgrjzh77zqjoe5uin3qaytcoc\",\"orig_filename\":\"Lost In It (Alex Hung Remix)-Toxic Wraith, LAWEN, Alex Hung.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":126,\"is_custom_bpm\":false,\"musical_key\":\"D flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":338752577,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedhfbuumfy4lvbf5acprcruwoocfjhbpjyps7lw3fdbqxuk7z7374\"}}",
    "nonce": "0x98dae0f8a35d8f988c19d46cadc5e14b3117813e03a0f1bcff87f99bdb0075ee",
    "signature": "0x08af73346d080437a517eb9028d4edd52b3f4560b6a759bc1cbb5af94aa339b80f45d76c519fc141b84fbe74f60e958c91c1c6f69ed9a0a02e85d7e5546fe5771c",
    "signer": "0x51dEFCF462956481132D3C8e22B3B3B05399b3a6",
    "userId": "338752577"
  }
}