{
  "manageEntity": {
    "action": "Create",
    "entityId": "980966614",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":980966614,\"description\":\"\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Alternative\",\"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\":\"\",\"title\":\"MF REKLAM MF PLAY\",\"duration\":6,\"audio_upload_id\":\"1b8f47024f51ffa9f5c7b3e1f98434e9\",\"track_cid\":\"baeaaaiqseanoodzfnysnoalcxr3nea7oigbn734q5txkqikjudk27bgouegk2\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseanvcp3hox3lgyhnpdzlm5kqw4uthhc3k7m2dlz4ehgm22v6nprau\",\"orig_filename\":\"Sende emfi pılay pre.mp3\",\"is_downloadable\":false,\"is_original_available\":false,\"is_playlist_upload\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":121,\"is_custom_bpm\":false,\"musical_key\":\"D flat minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false,\"owner_id\":606514460,\"audio_analysis_error_count\":0,\"cover_art_sizes\":\"baeaaaiqseafayvouj5kqqaw2gq7u2kspvy75cpbepqiln6xg7erdxwvon2nbg\"}}",
    "nonce": "0x62d8b5ba7a6bd4127e10c9a17cd901d5783a01c9b0effc3157c80e09b2cae896",
    "signature": "0x23ad21526af63622179a9279c961796b2afba7c714670757cecf4072006f7b310477a96490c46463c25357af65a819a65cb6dc3a2e3255f13ac85edcf6bf44041c",
    "signer": "0x16d95048A18662ce6952aD867929390497F1803c",
    "userId": "606514460"
  }
}