{
  "manageEntity": {
    "action": "Create",
    "entityId": "536140285",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":536140285,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Folk\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"mood\":\"Easygoing\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"Lose Myself\",\"duration\":218,\"audio_upload_id\":\"c49a146b7e90c65821d46b42a0cbe82a\",\"track_cid\":\"baeaaaiqsedqc66imcxfizxcpk5uojffa2r2divlxvodvo5uxtzntvbwg6nk5w\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseayavs5c43iqvywmotxl7xzboxomuj7fw2oyea3j64gvcfsaj2kga\",\"orig_filename\":\"Lose Myself v.1.wav\",\"is_downloadable\":true,\"is_original_available\":false,\"is_playlist_upload\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":138,\"is_custom_bpm\":false,\"musical_key\":\"D major\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":501175081,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed3tdcaglrz3jb6nz7qciqsbnisbohstgm36ygyzd6iucqutafbxm\"}}",
    "nonce": "0xd96eeb3e5e92058c97982419926f2a7b5a0f277580d10c0d2d83480185fa2726",
    "signature": "0xdd1c34b29a1cc7830133d64db95bd2dd432b9de3cd899dd921edde1d3990b0ee11207c9ef0aa9b32b3ac4d638b18a90679f32b0902323557e040c1afb561fa961c",
    "signer": "0xc146b176C58c693F99918E7b6992bA919aEE4ba3",
    "userId": "501175081"
  }
}