{
  "manageEntity": {
    "action": "Create",
    "entityId": "185936186",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":185936186,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":true},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"title\":\"14 Скажені Бабулі\",\"duration\":30,\"audio_upload_id\":\"15d8cc7e2c87e2e575aad1a14ca9f11b\",\"track_cid\":\"baeaaaiqsec4434zug6msrmm2qdmbrridnezwd4fhlfz7auctlyyuini5iewlc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsea33ikybo7ozqwanr7me6ecugjbc2eszzol3yz6vezckl5takcage\",\"orig_filename\":\"14 Скажені Бабулі.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":109,\"is_custom_bpm\":false,\"musical_key\":\"A minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":784506004,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseb4hasq7wu4e4z4ak4icpnsk53nm4xp7jl6x5wkwve7hhvd5jzy3i\"}}",
    "nonce": "0xc5257202e9ac452acf6445598a2896feefd68588c531901035d374a78e26ed4b",
    "signature": "0xfebb2624f2aa165ed45f3f01b98b7d8ed09db2d0f2e4a6adef66c1e096a902fc02c594a7df0e2e04cac863799a713a2eb407c26ab2354eea628172db512ad3781b",
    "signer": "0x3B446829846E4Dff44d7a596d5B5E2e7F6f2A2F9",
    "userId": "784506004"
  }
}