{
  "manageEntity": {
    "action": "Create",
    "entityId": "1703676890",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1703676890,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"sneaky.heart - Heartache\",\"duration\":198,\"audio_upload_id\":\"38ec2ddc36e37e7431a50f73003e7786\",\"track_cid\":\"baeaaaiqsecvshjugdx6556gchuzgscd6cql6652jekclrfdjpx23wgqvdg2ik\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsed6t7lshwkcfakencdmezxfm7lqsyapkkwqm7hpyevcam2nxiioja\",\"orig_filename\":\"sneaky.heart - Heartache.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":150,\"is_custom_bpm\":false,\"musical_key\":\"D major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":556395670,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseb2lkzpnp4mh67vpg7idwmolmkn25e4ysr5htnhrjosyhxtyqqpr2\"}}",
    "nonce": "0x652831ff965bcbbf4c9f667fcf73218878f7d9de0a181bcf297ba9248921e752",
    "signature": "0x3bdcc984e09f331e49ef9a3782792632f5595fc9708abe143ad729986dceab27019fffd86e4485f14d114a9efbe7e646fb41cd7f67e3432c0cae1eb96955105f1c",
    "signer": "0x2aa9667165532C783096e51f5dBF871D96c1cF7C",
    "userId": "556395670"
  }
}