{
  "manageEntity": {
    "action": "Create",
    "entityId": "1991194536",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1991194536,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"electronic,edm,synth,music\",\"title\":\"TriumphoftheJourneyV1\",\"duration\":148,\"audio_upload_id\":\"9eb28e6cd94423e4af93bd2f31ba3368\",\"track_cid\":\"baeaaaiqsebxjsgmbbbxds2ji3jyvas3fybmu26a2rqtpjl2al2bgoi6ssl5pc\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseb6gvymax7ne43jhqb54do774ets3unyfxcfdzj22jt6zles7rk5o\",\"orig_filename\":\"TriumphoftheJourneyV1.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":125,\"is_custom_bpm\":false,\"musical_key\":\"E flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":158112762,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqsedwgqh244lenybimsvnywxnmukgo5meqxzop5c2ffqxggm23pkmck\"}}",
    "nonce": "0xa97a13a4a643f3c3f819cb09d1967738e9106831cfc96ed5e7172bc9f0c8673d",
    "signature": "0xf0674bb4bea3c910ed96a919f7d5086f2df9fdc7fdba29f16dc3e9a6333d7cf761e5000fc639f217a5339bd6e56b67c58282eba255789782da96be7ef5ae182f1b",
    "signer": "0x593F58CaDCb16077dB3140221d02A485c5C27e14",
    "userId": "158112762"
  }
}