{
  "manageEntity": {
    "action": "Update",
    "entityId": "104347745",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":104347745,\"owner_id\":509716406,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":false,\"play_count\":false,\"remixes\":false},\"genre\":\"Trap\",\"isrc\":null,\"is_unlisted\":true,\"iswc\":null,\"license\":null,\"is_stream_gated\":false,\"stream_conditions\":null,\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2026-03-29T09:42:57.000Z\",\"title\":\"Hollow Run\",\"duration\":194,\"audio_upload_id\":\"1037d846a0624735c32e60773dc93770\",\"track_cid\":\"baeaaaiqsec3ap7ru3ku6yjvbzmkozeed2dymv4rno3r7q7nf3om3phgjkkwew\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqseavpipatweudluxvxcq3w3estvsfk5fdufhorltp5bw52vpkvk4k4\",\"orig_filename\":\"Street Glow.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":120,\"is_custom_bpm\":false,\"musical_key\":\"D minor\",\"is_custom_musical_key\":false,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x5ec4da1ec4af44c5a0a6ea6feaf1caefa7b98a43f5d39113f8e6bc80b01c8aa8",
    "signature": "0x2d8280f198cdc8d0b5755fee4cc9e2405b8afc0474b063c3e2747b171b63625e628b6d01c08bd69c9eac61d37ccb75bb465e720ad5d3839fafab10e6aa97d72a1b",
    "signer": "0xD1e78d368b6e1BA9c3281E18c08B03ccc78b50EA",
    "userId": "509716406"
  }
}