{
  "manageEntity": {
    "action": "Create",
    "entityId": "961912111",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":961912111,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Experimental\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Cool\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"Before future Godzilla traders-1\",\"duration\":119,\"audio_upload_id\":\"3b741caa748ab05ce16f85d0807bca8b\",\"track_cid\":\"baeaaaiqseay36tap2sfbwdmewlfbqx7kh55pjcycoj5qnw66opporrrsu2d7i\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsed7732jgpw4kgeiifrujzhda2ks7amym2i3ypl66m75vbx3f55he6\",\"orig_filename\":\"Before future Godzilla traders-1.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":141,\"is_custom_bpm\":false,\"musical_key\":\"B major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":554966848,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsea7kylugvekd7ldjhgwz5cczsyys45uh4ykmmdcukoz33cszcdj5u\"}}",
    "nonce": "0xc7542ed337659196243d54bac112a3d6a0781652cc81d9404d4e8e575d23f52e",
    "signature": "0x5dc479103c583c83bddcf76287ceed2ff024e4739f87d46e04cf5ea3b418be5704a265fba81901cdae91e445f836557e8055561fe7f0e7aa64b6b2122ff9cff41c",
    "signer": "0x994c2c20baebeB82800341232341af57AD44d88C",
    "userId": "554966848"
  }
}