{
  "manageEntity": {
    "action": "Create",
    "entityId": "367024205",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":367024205,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Classical\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"1 How Great Thou Art\",\"duration\":163,\"audio_upload_id\":\"23221a4bd644913fe61b64deb8706241\",\"track_cid\":\"baeaaaiqsebahtuvylubwt3nr4x3orirpa36i24o524c3buo2oepmxlwxfehco\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecthfn2kwsy2i5my3qu2drxcmt2ibnudu4pxjkn64fxtamb5pis6m\",\"orig_filename\":\"1 How Great Thou Art..wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":99,\"is_custom_bpm\":false,\"musical_key\":\"A major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":256380226,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsebjf2u4o45sixrgxw7hqvn54vy25xafowqjfwlswelcmxuaethepc\"}}",
    "nonce": "0x55d3790e38bae6b37b30ae94278e9c5dc5f8282071232c55d53f7259d1f1397e",
    "signature": "0xd64c3a90a0a74d7e62f44e27c94119ce45adc6901f786336ee8746a2442f00395e5b5c7550ef2b8e82beb29bfb5740c40065a34d96155ccec682c56495fab2361b",
    "signer": "0x7DAD849cB42382b4207D34b8B68839BA9379c56a",
    "userId": "256380226"
  }
}