{
  "manageEntity": {
    "action": "Create",
    "entityId": "759400754",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":759400754,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Classical\",\"isrc\":\"\",\"is_unlisted\":false,\"iswc\":\"\",\"license\":null,\"mood\":\"Sensual\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"is_download_gated\":false,\"download_conditions\":null,\"tags\":\"\",\"title\":\"new life on saturns moons.[tuggie]\",\"duration\":107,\"audio_upload_id\":\"e665ced275e115272cb681f581aaf66c\",\"track_cid\":\"baeaaaiqsedkkfjsqzebm3plpzn5i5qopmbq2pph6fs4mxuyxoqrasfugff76w\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebifozdrgw2empj465qlrx24ealsiit7ryi2xvlf5rjjwxfcgygzu\",\"orig_filename\":\"new life on saturns moons..mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":118,\"is_custom_bpm\":false,\"musical_key\":\"F minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":695524756,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseblittq7hi2pvjiyx62imvosvxn6ooelmhzuhcpy7zo26rg2jk7sa\"}}",
    "nonce": "0xe4ce720828ba1a5d602630ebd5cdc4884100673c46417255e7193d9b33a31bae",
    "signature": "0xbf171f2b71e0702622492141316b59c11243451d6d64b7284088db03a68ef124099060c14f1fa8fb67b628ccbd5317582a5b397853e4396e3a4352e0d5fc24b31c",
    "signer": "0x8DA672e48dAa4945B6E0651EfdeFF5ee96C6a6C6",
    "userId": "695524756"
  }
}