{
  "manageEntity": {
    "action": "Create",
    "entityId": "816781459",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":816781459,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Empowering\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Feed Me the Facts\",\"duration\":159,\"audio_upload_id\":\"b67af6d5c969534dd5dd9e148a7a50a8\",\"track_cid\":\"baeaaaiqsedkdd5vialn463qnrtobdj3adocao6e4zo6c74iyoy45nhha5i25u\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea2jd6ymzwllfbcwpsvgd65o45lsgvqfduhbkfz43qlvejeg2otqg\",\"orig_filename\":\"Feed Me the Facts.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":90,\"is_custom_bpm\":false,\"musical_key\":\"C minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":423422344,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseay6eq264jdwqs4gg6izcututtkr5zesbgfmpqbls3wtssadqgozo\"}}",
    "nonce": "0xee66597a18b780a1348bf57aacb51a92aab5039531abd28912ed0e8f8837196a",
    "signature": "0xb50cd37e91a919e7234c8351449f761f9ceae6bb36283f2563caf5bde436bfa557610d33117112b17e14aa5f420928daf7c5435b793d3743ec9bc61ed6465c361b",
    "signer": "0xeecAC0808DE6320b11157473c635f58fFc0668A0",
    "userId": "423422344"
  }
}