{
  "manageEntity": {
    "action": "Create",
    "entityId": "1253553615",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1253553615,\"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\":\"06 - Celle qui sait - Chapitre 06\",\"duration\":1426,\"audio_upload_id\":\"29cca1ce86951df257e58dfeb6d0bde3\",\"track_cid\":\"baeaaaiqseaup6rg2izkjujn7hv7th5eg3akxq4gndttgs5rg4gwuotq5av6ok\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsedfjqpqm7rfeqdxpvcm5k7kw2c4nkj3k6l75n7byq5pxzs4rm4fha\",\"orig_filename\":\"06 - Celle qui sait - Chapitre 06.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":107,\"is_custom_bpm\":false,\"musical_key\":\"E 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": "0x86f742b0f8e5e87e149948576f496355c7e04c63868caa8911eb63f59d623572",
    "signature": "0x3c2bf522d50045c99f68c69a2411b2cab1b8ba4f98165c34ded5d5e20eff32b6054ad621ac3cb9ccd7841bc38b85e7b35280cb98c69c50156dcbc73dbf33a1061b",
    "signer": "0xEE8e9f9CBB51aaaA47B347678D6344cfCFa29F00",
    "userId": "426957304"
  }
}