{
  "manageEntity": {
    "action": "Create",
    "entityId": "1080437649",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1080437649,\"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,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Gramatik - Street Soul 101\",\"duration\":219,\"audio_upload_id\":\"3a10fe49c78d4e746c0e1c3d30dd5c12\",\"track_cid\":\"baeaaaiqseaabfwny6gh4h5lm62lrscmy2u22ampf7shnovky5whaxgn7jj2k4\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseanmlmb3knhundxhaslxwqlegnbsblqynpy4qiggo6xxzyj5orxls\",\"orig_filename\":\"05 Gramatik - Street Soul 101.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":93,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":41804,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebrxpqijzlaadbawkd3a6wrvgcxpwg2xqfenpqamvk72dh4fv6fek\"}}",
    "nonce": "0xc707bf5608c61a39abac091dbc693c85b4f7076ec6313f21ee0ab18e5ed27a08",
    "signature": "0x4bb076437e420494bc3237dac668658b74e7c8f9ee3c067e6846b94cb26c21cb659776a986b0bfffc2d4e0232ef3fd86f2ece9a831fecf2259505bc2fdd96c001b",
    "signer": "0x51C747e7437C025eb47a63843f019C0ff2253474",
    "userId": "41804"
  }
}