{
  "manageEntity": {
    "action": "Create",
    "entityId": "130829739",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":130829739,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Metal\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Empowering\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"TIGER'S EYE, BORN TO RIDE \",\"duration\":278,\"audio_upload_id\":\"15da802aa9682c6f211e05786470c418\",\"track_cid\":\"baeaaaiqsebijmh7lk3mpoi5ei6saxr7mdv7aa2meq63q5v5ttox3vtvpfpypc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsecid66um6tvlb55fnaboz6w4ypwszwdtohuyvbcy5x7i6ocyojgce\",\"orig_filename\":\"TIGER'S EYE, BORN TO RIDE (2).mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":122,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":1994482,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsed7x5p5a7il625zhfn6cakszgfbpz4w2j7lsz4avbq22762wbeog6\"}}",
    "nonce": "0x6642d1259ce21acec66be583a4f198be2911145f93ab4457aebc3fd47df6c140",
    "signature": "0xed74a2f8276e3523da8fe80cd425328fa197060db0cf6649cfc2ada787d85d2a143bacb1cb5a834eb6b16a084a1898a5ee6f332aeffcd75e4facdafe3529a5711c",
    "signer": "0x16D3bf5a80bAfFB2f1550d49b1203D4CA532DA1C",
    "userId": "1994482"
  }
}