{
  "manageEntity": {
    "action": "Update",
    "entityId": "1659245503",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1659245503,\"owner_id\":199857,\"description\":\"Created, performed and produced by Pontr0x.\",\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Rock\",\"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\":\"pontr0x,pontrox,rock\",\"title\":\"Solid Guitar\",\"duration\":114,\"preview_start_seconds\":0,\"audio_upload_id\":\"01K1G6M8F3F4ZQ2HV1YPENDBHQ\",\"track_cid\":\"baeaaaiqseasstbwgmnm6pml7ujchryrva2hfrzrd7l7uz2csen443hz34ugky\",\"preview_cid\":\"baeaaaiqseau2oux736jzo5pq4ijw5tvoer2opr2afqwbtzelmr5okcqw6puws\",\"orig_file_cid\":\"baeaaaiqseb332h3lceratjwnq4wxcvuyeo7azqyclhf53ldkfax45tyxipn6w\",\"orig_filename\":\"Solid Guitar 48kHz 24bit.wav\",\"is_downloadable\":false,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"is_custom_bpm\":false,\"musical_key\":\"D flat\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x92580cb6a72edebeadaa0fd1e4459afd97e516c2acd1fc85f50c2581df337cb1",
    "signature": "0xf1a256e2495807e62084f70d37e2c8aa238e92d0d7d7d28449be4d6f13dbe3b04a549214c6deacc8b430f6253d6d2683cbe2dd65bbf6781c001a7ffefce8bb2d1c",
    "signer": "0xa77e4948bCE530e6c4A2d457C84C1B97D790CADe",
    "userId": "199857"
  }
}