{
  "manageEntity": {
    "action": "Create",
    "entityId": "1211613517",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1211613517,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Spoken Word\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"26 - Celle qui sait - Chapitre 26\",\"duration\":495,\"audio_upload_id\":\"ab413b1c7ac7314546b224c883542e3e\",\"track_cid\":\"baeaaaiqsedsndru3n2ai7dumaowiusah7trlmrqyrln7ul3c36pjunrmombwa\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseclf2evooqkxsegtq26ay5yg57guaoqbfjobqzu4ezcct73t5ndsm\",\"orig_filename\":\"26 - Celle qui sait - Chapitre 26.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":146,\"is_custom_bpm\":false,\"musical_key\":\"B flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":426957304,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedpllciels4gn5wwxobluvyza7fjha2pwdh5egntnmgsncyuqa7gu\"}}",
    "nonce": "0x737d209e0fe6ffeadefcf2187dd7aaccce2f5bb8096a4745e5cbc68d6633049c",
    "signature": "0xa264ab83ca5e6b94d6d8539ba496a9a2afbc6562957b008c54327845da8116440c8632dee8065abda604f30a7cb7348d1d3a4d3459d82e3fa60c16a963f11b021c",
    "signer": "0xEE8e9f9CBB51aaaA47B347678D6344cfCFa29F00",
    "userId": "426957304"
  }
}