{
  "manageEntity": {
    "action": "Create",
    "entityId": "1863358645",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"title\":\"V_o_L_t_A_g_E HIGH V2.wav\",\"is_stream_gated\":false,\"is_unlisted\":false,\"field_visibility\":{\"genre\":true,\"mood\":true,\"tags\":true,\"share\":true,\"play_count\":true},\"is_downloadable\":true,\"stem_of\":{\"category\":\"OTHER\",\"parent_track_id\":181504498},\"owner_id\":385467596,\"track_cid\":\"baeaaaiqseab23km6hrxxnvkzq6thxdfhs3k3x7dx62f3demhnjyapnhtz4epi\",\"orig_file_cid\":\"baeaaaiqsecpy4dtorvup2gn7fox7xpgpvcbrgfh5gzpvd25dr3g5ffxmmrbee\",\"orig_filename\":\"V_o_L_t_A_g_E HIGH V2.wav\",\"audio_upload_id\":\"e4a1c70b6db466e6d13557853ec4299f\",\"duration\":162,\"bpm\":86,\"musical_key\":\"A flat minor\",\"audio_analysis_error_count\":0}}",
    "nonce": "0x0848b08a19ea90758c7e3d19b880924dadcd097209f5f179372c11bd46aef5e9",
    "signature": "0x935994fc22200128f1e0bf570db95bd0505c74aa884e534516a61c39e9c84e9b04ee8d015f7c2b50436142968366a58fab6058740a3bec1b31de99e58f0b64951b",
    "signer": "0x4B010760ab25B3887CAA0a8c54d58c9B73bA00aA",
    "userId": "385467596"
  }
}