{
  "manageEntity": {
    "action": "Create",
    "entityId": "2057223794",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":2057223794,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Metal\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":null,\"mood\":\"Brooding\",\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Transforming\",\"duration\":75,\"audio_upload_id\":\"e22d55fa5f7c9dc2c94c1da3c2a0df7f\",\"track_cid\":\"baeaaaiqsed4fpa3k73jgkb2xc2ddi4yle3zyg2z6za5pigqa57tmynhnrtsp2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb53jk3kbaayg4u2moqlsthvmwcgufpphk262g2v3fybi6iacbkdm\",\"orig_filename\":\"Transforming.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":156,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":220576748,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseab3vgofnx6nomtjdcxumghuri6tcammt7ixcygv5su36fq6bigyq\"}}",
    "nonce": "0xba57d826c480be12b63f61a41fe476def4ceb3ae5267cb14d897cd88e515b5e7",
    "signature": "0x7acd1af26b962b3291ecb33f79b5032746f4545e0d3265383b38fe7fb78765b10bd2909ab993b004545fadfbb5cdaecbf5c08b0a3e5ca491b31f283c22a60b141c",
    "signer": "0x19215DC2ef03F0F46b37940Eb601e5A2a64CD259",
    "userId": "220576748"
  }
}